66874940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{17881}}^1$

素因数の和:17918

約数の個数: 48

約数和(自身を含む): 162225504

約数和(自身を除く): 95350564

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 17881, 35762, 71524, 89405, 178810, 196691, 303977, 357620, 393382, 607954, 786764, 983455, 1215908, 1519885, 1966910, 3039770, 3343747, 3933820, 6079540, 6687494, 13374988, 16718735, 33437470, 66874940]

約数ペア:

[(1, 66874940), (2, 33437470), (4, 16718735), (5, 13374988), (10, 6687494), (11, 6079540), (17, 3933820), (20, 3343747), (22, 3039770), (34, 1966910), (44, 1519885), (55, 1215908), (68, 983455), (85, 786764), (110, 607954), (170, 393382), (187, 357620), (220, 303977), (340, 196691), (374, 178810), (748, 89405), (935, 71524), (1870, 35762), (3740, 17881)]