6653669240

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{395111}}^1$

素因数の和:395543

約数の個数: 32

約数和(自身を含む): 15006353760

約数和(自身を除く): 8352684520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 8420, 16840, 395111, 790222, 1580444, 1975555, 3160888, 3951110, 7902220, 15804440, 166341731, 332683462, 665366924, 831708655, 1330733848, 1663417310, 3326834620, 6653669240]

約数ペア:

[(1, 6653669240), (2, 3326834620), (4, 1663417310), (5, 1330733848), (8, 831708655), (10, 665366924), (20, 332683462), (40, 166341731), (421, 15804440), (842, 7902220), (1684, 3951110), (2105, 3160888), (3368, 1975555), (4210, 1580444), (8420, 790222), (16840, 395111)]