8115580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{997}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 19113696

約数和(自身を除く): 10998116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 997, 1628, 1994, 2035, 3988, 4070, 4985, 8140, 9970, 10967, 19940, 21934, 36889, 43868, 54835, 73778, 109670, 147556, 184445, 219340, 368890, 405779, 737780, 811558, 1623116, 2028895, 4057790, 8115580]

約数ペア:

[(1, 8115580), (2, 4057790), (4, 2028895), (5, 1623116), (10, 811558), (11, 737780), (20, 405779), (22, 368890), (37, 219340), (44, 184445), (55, 147556), (74, 109670), (110, 73778), (148, 54835), (185, 43868), (220, 36889), (370, 21934), (407, 19940), (740, 10967), (814, 9970), (997, 8140), (1628, 4985), (1994, 4070), (2035, 3988)]