55431640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2377}}^1$

素因数の和:2452

約数の個数: 64

約数和(自身を含む): 138684960

約数和(自身を除く): 83253320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 212, 220, 265, 424, 440, 530, 583, 1060, 1166, 2120, 2332, 2377, 2915, 4664, 4754, 5830, 9508, 11660, 11885, 19016, 23320, 23770, 26147, 47540, 52294, 95080, 104588, 125981, 130735, 209176, 251962, 261470, 503924, 522940, 629905, 1007848, 1045880, 1259810, 1385791, 2519620, 2771582, 5039240, 5543164, 6928955, 11086328, 13857910, 27715820, 55431640]

約数ペア:

[(1, 55431640), (2, 27715820), (4, 13857910), (5, 11086328), (8, 6928955), (10, 5543164), (11, 5039240), (20, 2771582), (22, 2519620), (40, 1385791), (44, 1259810), (53, 1045880), (55, 1007848), (88, 629905), (106, 522940), (110, 503924), (212, 261470), (220, 251962), (265, 209176), (424, 130735), (440, 125981), (530, 104588), (583, 95080), (1060, 52294), (1166, 47540), (2120, 26147), (2332, 23770), (2377, 23320), (2915, 19016), (4664, 11885), (4754, 11660), (5830, 9508)]