2080641640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{1277}}^1$

素因数の和:1352

約数の個数: 192

約数和(自身を含む): 6106181760

約数和(自身を除く): 4025540120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 88, 92, 110, 115, 140, 154, 161, 184, 220, 230, 253, 280, 308, 322, 385, 440, 460, 506, 529, 616, 644, 770, 805, 920, 1012, 1058, 1265, 1277, 1288, 1540, 1610, 1771, 2024, 2116, 2530, 2554, 2645, 3080, 3220, 3542, 3703, 4232, 5060, 5108, 5290, 5819, 6385, 6440, 7084, 7406, 8855, 8939, 10120, 10216, 10580, 11638, 12770, 14047, 14168, 14812, 17710, 17878, 18515, 21160, 23276, 25540, 28094, 29095, 29371, 29624, 35420, 35756, 37030, 40733, 44695, 46552, 51080, 56188, 58190, 58742, 70235, 70840, 71512, 74060, 81466, 89390, 98329, 112376, 116380, 117484, 140470, 146855, 148120, 162932, 178780, 196658, 203665, 205597, 232760, 234968, 280940, 293710, 323081, 325864, 357560, 393316, 407330, 411194, 491645, 561880, 587420, 646162, 675533, 786632, 814660, 822388, 983290, 1027985, 1174840, 1292324, 1351066, 1615405, 1629320, 1644776, 1966580, 2055970, 2261567, 2584648, 2702132, 3230810, 3377665, 3933160, 4111940, 4523134, 4728731, 5404264, 6461620, 6755330, 7430863, 8223880, 9046268, 9457462, 11307835, 12923240, 13510660, 14861726, 18092536, 18914924, 22615670, 23643655, 27021320, 29723452, 37154315, 37829848, 45231340, 47287310, 52016041, 59446904, 74308630, 90462680, 94574620, 104032082, 148617260, 189149240, 208064164, 260080205, 297234520, 416128328, 520160410, 1040320820, 2080641640]

約数ペア:

[(1, 2080641640), (2, 1040320820), (4, 520160410), (5, 416128328), (7, 297234520), (8, 260080205), (10, 208064164), (11, 189149240), (14, 148617260), (20, 104032082), (22, 94574620), (23, 90462680), (28, 74308630), (35, 59446904), (40, 52016041), (44, 47287310), (46, 45231340), (55, 37829848), (56, 37154315), (70, 29723452), (77, 27021320), (88, 23643655), (92, 22615670), (110, 18914924), (115, 18092536), (140, 14861726), (154, 13510660), (161, 12923240), (184, 11307835), (220, 9457462), (230, 9046268), (253, 8223880), (280, 7430863), (308, 6755330), (322, 6461620), (385, 5404264), (440, 4728731), (460, 4523134), (506, 4111940), (529, 3933160), (616, 3377665), (644, 3230810), (770, 2702132), (805, 2584648), (920, 2261567), (1012, 2055970), (1058, 1966580), (1265, 1644776), (1277, 1629320), (1288, 1615405), (1540, 1351066), (1610, 1292324), (1771, 1174840), (2024, 1027985), (2116, 983290), (2530, 822388), (2554, 814660), (2645, 786632), (3080, 675533), (3220, 646162), (3542, 587420), (3703, 561880), (4232, 491645), (5060, 411194), (5108, 407330), (5290, 393316), (5819, 357560), (6385, 325864), (6440, 323081), (7084, 293710), (7406, 280940), (8855, 234968), (8939, 232760), (10120, 205597), (10216, 203665), (10580, 196658), (11638, 178780), (12770, 162932), (14047, 148120), (14168, 146855), (14812, 140470), (17710, 117484), (17878, 116380), (18515, 112376), (21160, 98329), (23276, 89390), (25540, 81466), (28094, 74060), (29095, 71512), (29371, 70840), (29624, 70235), (35420, 58742), (35756, 58190), (37030, 56188), (40733, 51080), (44695, 46552)]