6805040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:91

約数の個数: 120

約数和(自身を含む): 18800880

約数和(自身を除く): 11995840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 37, 38, 40, 44, 55, 74, 76, 80, 88, 95, 110, 121, 148, 152, 176, 185, 190, 209, 220, 242, 296, 304, 370, 380, 407, 418, 440, 484, 592, 605, 703, 740, 760, 814, 836, 880, 968, 1045, 1210, 1406, 1480, 1520, 1628, 1672, 1936, 2035, 2090, 2299, 2420, 2812, 2960, 3256, 3344, 3515, 4070, 4180, 4477, 4598, 4840, 5624, 6512, 7030, 7733, 8140, 8360, 8954, 9196, 9680, 11248, 11495, 14060, 15466, 16280, 16720, 17908, 18392, 22385, 22990, 28120, 30932, 32560, 35816, 36784, 38665, 44770, 45980, 56240, 61864, 71632, 77330, 85063, 89540, 91960, 123728, 154660, 170126, 179080, 183920, 309320, 340252, 358160, 425315, 618640, 680504, 850630, 1361008, 1701260, 3402520, 6805040]

約数ペア:

[(1, 6805040), (2, 3402520), (4, 1701260), (5, 1361008), (8, 850630), (10, 680504), (11, 618640), (16, 425315), (19, 358160), (20, 340252), (22, 309320), (37, 183920), (38, 179080), (40, 170126), (44, 154660), (55, 123728), (74, 91960), (76, 89540), (80, 85063), (88, 77330), (95, 71632), (110, 61864), (121, 56240), (148, 45980), (152, 44770), (176, 38665), (185, 36784), (190, 35816), (209, 32560), (220, 30932), (242, 28120), (296, 22990), (304, 22385), (370, 18392), (380, 17908), (407, 16720), (418, 16280), (440, 15466), (484, 14060), (592, 11495), (605, 11248), (703, 9680), (740, 9196), (760, 8954), (814, 8360), (836, 8140), (880, 7733), (968, 7030), (1045, 6512), (1210, 5624), (1406, 4840), (1480, 4598), (1520, 4477), (1628, 4180), (1672, 4070), (1936, 3515), (2035, 3344), (2090, 3256), (2299, 2960), (2420, 2812)]