839072680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{563}}^1$

素因数の和:683

約数の個数: 128

約数和(自身を含む): 2083190400

約数和(自身を除く): 1244117720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 53, 74, 76, 95, 106, 148, 152, 185, 190, 212, 265, 296, 370, 380, 424, 530, 563, 703, 740, 760, 1007, 1060, 1126, 1406, 1480, 1961, 2014, 2120, 2252, 2812, 2815, 3515, 3922, 4028, 4504, 5035, 5624, 5630, 7030, 7844, 8056, 9805, 10070, 10697, 11260, 14060, 15688, 19610, 20140, 20831, 21394, 22520, 28120, 29839, 37259, 39220, 40280, 41662, 42788, 53485, 59678, 74518, 78440, 83324, 85576, 104155, 106970, 119356, 149036, 149195, 166648, 186295, 208310, 213940, 238712, 298072, 298390, 372590, 395789, 416620, 427880, 566941, 596780, 745180, 791578, 833240, 1104043, 1133882, 1193560, 1490360, 1583156, 1978945, 2208086, 2267764, 2834705, 3166312, 3957890, 4416172, 4535528, 5520215, 5669410, 7915780, 8832344, 11040430, 11338820, 15831560, 20976817, 22080860, 22677640, 41953634, 44161720, 83907268, 104884085, 167814536, 209768170, 419536340, 839072680]

約数ペア:

[(1, 839072680), (2, 419536340), (4, 209768170), (5, 167814536), (8, 104884085), (10, 83907268), (19, 44161720), (20, 41953634), (37, 22677640), (38, 22080860), (40, 20976817), (53, 15831560), (74, 11338820), (76, 11040430), (95, 8832344), (106, 7915780), (148, 5669410), (152, 5520215), (185, 4535528), (190, 4416172), (212, 3957890), (265, 3166312), (296, 2834705), (370, 2267764), (380, 2208086), (424, 1978945), (530, 1583156), (563, 1490360), (703, 1193560), (740, 1133882), (760, 1104043), (1007, 833240), (1060, 791578), (1126, 745180), (1406, 596780), (1480, 566941), (1961, 427880), (2014, 416620), (2120, 395789), (2252, 372590), (2812, 298390), (2815, 298072), (3515, 238712), (3922, 213940), (4028, 208310), (4504, 186295), (5035, 166648), (5624, 149195), (5630, 149036), (7030, 119356), (7844, 106970), (8056, 104155), (9805, 85576), (10070, 83324), (10697, 78440), (11260, 74518), (14060, 59678), (15688, 53485), (19610, 42788), (20140, 41662), (20831, 40280), (21394, 39220), (22520, 37259), (28120, 29839)]