12680860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 27885312

約数和(自身を除く): 15204452

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 113, 124, 155, 181, 226, 310, 362, 452, 565, 620, 724, 905, 1130, 1810, 2260, 3503, 3620, 5611, 7006, 11222, 14012, 17515, 20453, 22444, 28055, 35030, 40906, 56110, 70060, 81812, 102265, 112220, 204530, 409060, 634043, 1268086, 2536172, 3170215, 6340430, 12680860]

約数ペア:

[(1, 12680860), (2, 6340430), (4, 3170215), (5, 2536172), (10, 1268086), (20, 634043), (31, 409060), (62, 204530), (113, 112220), (124, 102265), (155, 81812), (181, 70060), (226, 56110), (310, 40906), (362, 35030), (452, 28055), (565, 22444), (620, 20453), (724, 17515), (905, 14012), (1130, 11222), (1810, 7006), (2260, 5611), (3503, 3620)]