126779540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{372881}}^1$

素因数の和:372907

約数の個数: 24

約数和(自身を含む): 281898792

約数和(自身を除く): 155119252

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 372881, 745762, 1491524, 1864405, 3728810, 6338977, 7457620, 12677954, 25355908, 31694885, 63389770, 126779540]

約数ペア:

[(1, 126779540), (2, 63389770), (4, 31694885), (5, 25355908), (10, 12677954), (17, 7457620), (20, 6338977), (34, 3728810), (68, 1864405), (85, 1491524), (170, 745762), (340, 372881)]