22815850

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{6427}}^1$

素因数の和:6510

約数の個数: 24

約数和(自身を含む): 43041888

約数和(自身を除く): 20226038

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 6427, 12854, 32135, 64270, 160675, 321350, 456317, 912634, 2281585, 4563170, 11407925, 22815850]

約数ペア:

[(1, 22815850), (2, 11407925), (5, 4563170), (10, 2281585), (25, 912634), (50, 456317), (71, 321350), (142, 160675), (355, 64270), (710, 32135), (1775, 12854), (3550, 6427)]