68597420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{110641}}^1$

素因数の和:110681

約数の個数: 24

約数和(自身を含む): 148702848

約数和(自身を除く): 80105428

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 110641, 221282, 442564, 553205, 1106410, 2212820, 3429871, 6859742, 13719484, 17149355, 34298710, 68597420]

約数ペア:

[(1, 68597420), (2, 34298710), (4, 17149355), (5, 13719484), (10, 6859742), (20, 3429871), (31, 2212820), (62, 1106410), (124, 553205), (155, 442564), (310, 221282), (620, 110641)]