12661160

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5189}}^1$

素因数の和:5261

約数の個数: 32

約数和(自身を含む): 28960200

約数和(自身を除く): 16299040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 5189, 10378, 20756, 25945, 41512, 51890, 103780, 207560, 316529, 633058, 1266116, 1582645, 2532232, 3165290, 6330580, 12661160]

約数ペア:

[(1, 12661160), (2, 6330580), (4, 3165290), (5, 2532232), (8, 1582645), (10, 1266116), (20, 633058), (40, 316529), (61, 207560), (122, 103780), (244, 51890), (305, 41512), (488, 25945), (610, 20756), (1220, 10378), (2440, 5189)]