12621800

素因数分解:

$2^3\times 5^2\times {\mathrm{223}}^1\times {\mathrm{283}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 29581440

約数和(自身を除く): 16959640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 223, 283, 446, 566, 892, 1115, 1132, 1415, 1784, 2230, 2264, 2830, 4460, 5575, 5660, 7075, 8920, 11150, 11320, 14150, 22300, 28300, 44600, 56600, 63109, 126218, 252436, 315545, 504872, 631090, 1262180, 1577725, 2524360, 3155450, 6310900, 12621800]

約数ペア:

[(1, 12621800), (2, 6310900), (4, 3155450), (5, 2524360), (8, 1577725), (10, 1262180), (20, 631090), (25, 504872), (40, 315545), (50, 252436), (100, 126218), (200, 63109), (223, 56600), (283, 44600), (446, 28300), (566, 22300), (892, 14150), (1115, 11320), (1132, 11150), (1415, 8920), (1784, 7075), (2230, 5660), (2264, 5575), (2830, 4460)]