635846680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{4663}}^1$

素因数の和:5168

約数の個数: 64

約数和(自身を含む): 1638743040

約数和(自身を除く): 1002896360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 487, 974, 1948, 2435, 3409, 3896, 4663, 4870, 6818, 9326, 9740, 13636, 17045, 18652, 19480, 23315, 27272, 32641, 34090, 37304, 46630, 65282, 68180, 93260, 130564, 136360, 163205, 186520, 261128, 326410, 652820, 1305640, 2270881, 4541762, 9083524, 11354405, 15896167, 18167048, 22708810, 31792334, 45417620, 63584668, 79480835, 90835240, 127169336, 158961670, 317923340, 635846680]

約数ペア:

[(1, 635846680), (2, 317923340), (4, 158961670), (5, 127169336), (7, 90835240), (8, 79480835), (10, 63584668), (14, 45417620), (20, 31792334), (28, 22708810), (35, 18167048), (40, 15896167), (56, 11354405), (70, 9083524), (140, 4541762), (280, 2270881), (487, 1305640), (974, 652820), (1948, 326410), (2435, 261128), (3409, 186520), (3896, 163205), (4663, 136360), (4870, 130564), (6818, 93260), (9326, 68180), (9740, 65282), (13636, 46630), (17045, 37304), (18652, 34090), (19480, 32641), (23315, 27272)]