9339890

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{389}}^1$

素因数の和:424

約数の個数: 40

約数和(自身を含む): 19663020

約数和(自身を除く): 10323130

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 389, 490, 686, 778, 1715, 1945, 2401, 2723, 3430, 3890, 4802, 5446, 12005, 13615, 19061, 24010, 27230, 38122, 95305, 133427, 190610, 266854, 667135, 933989, 1334270, 1867978, 4669945, 9339890]

約数ペア:

[(1, 9339890), (2, 4669945), (5, 1867978), (7, 1334270), (10, 933989), (14, 667135), (35, 266854), (49, 190610), (70, 133427), (98, 95305), (245, 38122), (343, 27230), (389, 24010), (490, 19061), (686, 13615), (778, 12005), (1715, 5446), (1945, 4802), (2401, 3890), (2723, 3430)]