7788340020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{308327}}^1$

素因数の和:308760

約数の個数: 48

約数和(自身を含む): 21859221888

約数和(自身を除く): 14070881868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 842, 1263, 1684, 2105, 2526, 4210, 5052, 6315, 8420, 12630, 25260, 308327, 616654, 924981, 1233308, 1541635, 1849962, 3083270, 3699924, 4624905, 6166540, 9249810, 18499620, 129805667, 259611334, 389417001, 519222668, 649028335, 778834002, 1298056670, 1557668004, 1947085005, 2596113340, 3894170010, 7788340020]

約数ペア:

[(1, 7788340020), (2, 3894170010), (3, 2596113340), (4, 1947085005), (5, 1557668004), (6, 1298056670), (10, 778834002), (12, 649028335), (15, 519222668), (20, 389417001), (30, 259611334), (60, 129805667), (421, 18499620), (842, 9249810), (1263, 6166540), (1684, 4624905), (2105, 3699924), (2526, 3083270), (4210, 1849962), (5052, 1541635), (6315, 1233308), (8420, 924981), (12630, 616654), (25260, 308327)]