1569742940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{21881}}^1$

素因数の和:22118

約数の個数: 48

約数和(自身を含む): 3507071904

約数和(自身を除く): 1937328964

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 211, 340, 422, 844, 1055, 2110, 3587, 4220, 7174, 14348, 17935, 21881, 35870, 43762, 71740, 87524, 109405, 218810, 371977, 437620, 743954, 1487908, 1859885, 3719770, 4616891, 7439540, 9233782, 18467564, 23084455, 46168910, 78487147, 92337820, 156974294, 313948588, 392435735, 784871470, 1569742940]

約数ペア:

[(1, 1569742940), (2, 784871470), (4, 392435735), (5, 313948588), (10, 156974294), (17, 92337820), (20, 78487147), (34, 46168910), (68, 23084455), (85, 18467564), (170, 9233782), (211, 7439540), (340, 4616891), (422, 3719770), (844, 1859885), (1055, 1487908), (2110, 743954), (3587, 437620), (4220, 371977), (7174, 218810), (14348, 109405), (17935, 87524), (21881, 71740), (35870, 43762)]