49397620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{563}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 107448768

約数和(自身を除く): 58051148

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 107, 164, 205, 214, 410, 428, 535, 563, 820, 1070, 1126, 2140, 2252, 2815, 4387, 5630, 8774, 11260, 17548, 21935, 23083, 43870, 46166, 60241, 87740, 92332, 115415, 120482, 230830, 240964, 301205, 461660, 602410, 1204820, 2469881, 4939762, 9879524, 12349405, 24698810, 49397620]

約数ペア:

[(1, 49397620), (2, 24698810), (4, 12349405), (5, 9879524), (10, 4939762), (20, 2469881), (41, 1204820), (82, 602410), (107, 461660), (164, 301205), (205, 240964), (214, 230830), (410, 120482), (428, 115415), (535, 92332), (563, 87740), (820, 60241), (1070, 46166), (1126, 43870), (2140, 23083), (2252, 21935), (2815, 17548), (4387, 11260), (5630, 8774)]