210913400

素因数分解:

$2^3\times 5^2\times {\mathrm{223}}^1\times {\mathrm{4729}}^1$

素因数の和:4968

約数の個数: 48

約数和(自身を含む): 492676800

約数和(自身を除く): 281763400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 223, 446, 892, 1115, 1784, 2230, 4460, 4729, 5575, 8920, 9458, 11150, 18916, 22300, 23645, 37832, 44600, 47290, 94580, 118225, 189160, 236450, 472900, 945800, 1054567, 2109134, 4218268, 5272835, 8436536, 10545670, 21091340, 26364175, 42182680, 52728350, 105456700, 210913400]

約数ペア:

[(1, 210913400), (2, 105456700), (4, 52728350), (5, 42182680), (8, 26364175), (10, 21091340), (20, 10545670), (25, 8436536), (40, 5272835), (50, 4218268), (100, 2109134), (200, 1054567), (223, 945800), (446, 472900), (892, 236450), (1115, 189160), (1784, 118225), (2230, 94580), (4460, 47290), (4729, 44600), (5575, 37832), (8920, 23645), (9458, 22300), (11150, 18916)]