2101412440

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{890429}}^1$

素因数の和:890499

約数の個数: 32

約数和(自身を含む): 4808322000

約数和(自身を除く): 2706909560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 890429, 1780858, 3561716, 4452145, 7123432, 8904290, 17808580, 35617160, 52535311, 105070622, 210141244, 262676555, 420282488, 525353110, 1050706220, 2101412440]

約数ペア:

[(1, 2101412440), (2, 1050706220), (4, 525353110), (5, 420282488), (8, 262676555), (10, 210141244), (20, 105070622), (40, 52535311), (59, 35617160), (118, 17808580), (236, 8904290), (295, 7123432), (472, 4452145), (590, 3561716), (1180, 1780858), (2360, 890429)]