60009980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2106

約数の個数: 48

約数和(自身を含む): 134400000

約数和(自身を除く): 74390020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1501, 1580, 1999, 3002, 3998, 6004, 7505, 7996, 9995, 15010, 19990, 30020, 37981, 39980, 75962, 151924, 157921, 189905, 315842, 379810, 631684, 759620, 789605, 1579210, 3000499, 3158420, 6000998, 12001996, 15002495, 30004990, 60009980]

約数ペア:

[(1, 60009980), (2, 30004990), (4, 15002495), (5, 12001996), (10, 6000998), (19, 3158420), (20, 3000499), (38, 1579210), (76, 789605), (79, 759620), (95, 631684), (158, 379810), (190, 315842), (316, 189905), (380, 157921), (395, 151924), (790, 75962), (1501, 39980), (1580, 37981), (1999, 30020), (3002, 19990), (3998, 15010), (6004, 9995), (7505, 7996)]