12805140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{467}}^1$

素因数の和:936

約数の個数: 48

約数和(自身を含む): 36009792

約数和(自身を除く): 23204652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 457, 467, 914, 934, 1371, 1401, 1828, 1868, 2285, 2335, 2742, 2802, 4570, 4670, 5484, 5604, 6855, 7005, 9140, 9340, 13710, 14010, 27420, 28020, 213419, 426838, 640257, 853676, 1067095, 1280514, 2134190, 2561028, 3201285, 4268380, 6402570, 12805140]

約数ペア:

[(1, 12805140), (2, 6402570), (3, 4268380), (4, 3201285), (5, 2561028), (6, 2134190), (10, 1280514), (12, 1067095), (15, 853676), (20, 640257), (30, 426838), (60, 213419), (457, 28020), (467, 27420), (914, 14010), (934, 13710), (1371, 9340), (1401, 9140), (1828, 7005), (1868, 6855), (2285, 5604), (2335, 5484), (2742, 4670), (2802, 4570)]