212905320340

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2081}}^1\times {\mathrm{11393}}^1$

素因数の和:13932

約数の個数: 48

約数和(自身を含む): 448351621200

約数和(自身を除く): 235446300860

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2081, 2245, 4162, 4490, 8324, 8980, 10405, 11393, 20810, 22786, 41620, 45572, 56965, 113930, 227860, 934369, 1868738, 3737476, 4671845, 5115457, 9343690, 10230914, 18687380, 20461828, 23708833, 25577285, 47417666, 51154570, 94835332, 102309140, 118544165, 237088330, 474176660, 10645266017, 21290532034, 42581064068, 53226330085, 106452660170, 212905320340]

約数ペア:

[(1, 212905320340), (2, 106452660170), (4, 53226330085), (5, 42581064068), (10, 21290532034), (20, 10645266017), (449, 474176660), (898, 237088330), (1796, 118544165), (2081, 102309140), (2245, 94835332), (4162, 51154570), (4490, 47417666), (8324, 25577285), (8980, 23708833), (10405, 20461828), (11393, 18687380), (20810, 10230914), (22786, 9343690), (41620, 5115457), (45572, 4671845), (56965, 3737476), (113930, 1868738), (227860, 934369)]