22154960

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1699}}^1$

素因数の和:1875

約数の個数: 40

約数和(自身を含む): 51856800

約数和(自身を除く): 29701840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 1699, 2608, 3260, 3398, 6520, 6796, 8495, 13040, 13592, 16990, 27184, 33980, 67960, 135920, 276937, 553874, 1107748, 1384685, 2215496, 2769370, 4430992, 5538740, 11077480, 22154960]

約数ペア:

[(1, 22154960), (2, 11077480), (4, 5538740), (5, 4430992), (8, 2769370), (10, 2215496), (16, 1384685), (20, 1107748), (40, 553874), (80, 276937), (163, 135920), (326, 67960), (652, 33980), (815, 27184), (1304, 16990), (1630, 13592), (1699, 13040), (2608, 8495), (3260, 6796), (3398, 6520)]