2012184140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{80681}}^1$

素因数の和:80762

約数の個数: 48

約数和(自身を含む): 4473010080

約数和(自身を除く): 2460825940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 215, 290, 430, 580, 860, 1247, 2494, 4988, 6235, 12470, 24940, 80681, 161362, 322724, 403405, 806810, 1613620, 2339749, 3469283, 4679498, 6938566, 9358996, 11698745, 13877132, 17346415, 23397490, 34692830, 46794980, 69385660, 100609207, 201218414, 402436828, 503046035, 1006092070, 2012184140]

約数ペア:

[(1, 2012184140), (2, 1006092070), (4, 503046035), (5, 402436828), (10, 201218414), (20, 100609207), (29, 69385660), (43, 46794980), (58, 34692830), (86, 23397490), (116, 17346415), (145, 13877132), (172, 11698745), (215, 9358996), (290, 6938566), (430, 4679498), (580, 3469283), (860, 2339749), (1247, 1613620), (2494, 806810), (4988, 403405), (6235, 322724), (12470, 161362), (24940, 80681)]