9660640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{499}}^1$

素因数の和:536

約数の個数: 72

約数和(自身を含む): 25137000

約数和(自身を除く): 15476360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 499, 605, 880, 968, 998, 1210, 1760, 1936, 1996, 2420, 2495, 3872, 3992, 4840, 4990, 5489, 7984, 9680, 9980, 10978, 15968, 19360, 19960, 21956, 27445, 39920, 43912, 54890, 60379, 79840, 87824, 109780, 120758, 175648, 219560, 241516, 301895, 439120, 483032, 603790, 878240, 966064, 1207580, 1932128, 2415160, 4830320, 9660640]

約数ペア:

[(1, 9660640), (2, 4830320), (4, 2415160), (5, 1932128), (8, 1207580), (10, 966064), (11, 878240), (16, 603790), (20, 483032), (22, 439120), (32, 301895), (40, 241516), (44, 219560), (55, 175648), (80, 120758), (88, 109780), (110, 87824), (121, 79840), (160, 60379), (176, 54890), (220, 43912), (242, 39920), (352, 27445), (440, 21956), (484, 19960), (499, 19360), (605, 15968), (880, 10978), (968, 9980), (998, 9680), (1210, 7984), (1760, 5489), (1936, 4990), (1996, 4840), (2420, 3992), (2495, 3872)]