2151950

素因数分解:

$2^1\times 5^2\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:428

約数の個数: 24

約数和(自身を含む): 4041408

約数和(自身を除く): 1889458

約数列:

[1, 2, 5, 10, 25, 50, 193, 223, 386, 446, 965, 1115, 1930, 2230, 4825, 5575, 9650, 11150, 43039, 86078, 215195, 430390, 1075975, 2151950]

約数ペア:

[(1, 2151950), (2, 1075975), (5, 430390), (10, 215195), (25, 86078), (50, 43039), (193, 11150), (223, 9650), (386, 5575), (446, 4825), (965, 2230), (1115, 1930)]