234457540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{689581}}^1$

素因数の和:689607

約数の個数: 24

約数和(自身を含む): 521323992

約数和(自身を除く): 286866452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 689581, 1379162, 2758324, 3447905, 6895810, 11722877, 13791620, 23445754, 46891508, 58614385, 117228770, 234457540]

約数ペア:

[(1, 234457540), (2, 117228770), (4, 58614385), (5, 46891508), (10, 23445754), (17, 13791620), (20, 11722877), (34, 6895810), (68, 3447905), (85, 2758324), (170, 1379162), (340, 689581)]