8397400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{347}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 21522060

約数和(自身を除く): 13124660

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 200, 220, 242, 275, 347, 440, 484, 550, 605, 694, 968, 1100, 1210, 1388, 1735, 2200, 2420, 2776, 3025, 3470, 3817, 4840, 6050, 6940, 7634, 8675, 12100, 13880, 15268, 17350, 19085, 24200, 30536, 34700, 38170, 41987, 69400, 76340, 83974, 95425, 152680, 167948, 190850, 209935, 335896, 381700, 419870, 763400, 839740, 1049675, 1679480, 2099350, 4198700, 8397400]

約数ペア:

[(1, 8397400), (2, 4198700), (4, 2099350), (5, 1679480), (8, 1049675), (10, 839740), (11, 763400), (20, 419870), (22, 381700), (25, 335896), (40, 209935), (44, 190850), (50, 167948), (55, 152680), (88, 95425), (100, 83974), (110, 76340), (121, 69400), (200, 41987), (220, 38170), (242, 34700), (275, 30536), (347, 24200), (440, 19085), (484, 17350), (550, 15268), (605, 13880), (694, 12100), (968, 8675), (1100, 7634), (1210, 6940), (1388, 6050), (1735, 4840), (2200, 3817), (2420, 3470), (2776, 3025)]