20248860140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3503263}}^1$

素因数の和:3503306

約数の個数: 36

約数和(自身を含む): 45171086016

約数和(自身を除く): 24922225876

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 3503263, 7006526, 14013052, 17516315, 35032630, 59555471, 70065260, 119110942, 238221884, 297777355, 595554710, 1012443007, 1191109420, 2024886014, 4049772028, 5062215035, 10124430070, 20248860140]

約数ペア:

[(1, 20248860140), (2, 10124430070), (4, 5062215035), (5, 4049772028), (10, 2024886014), (17, 1191109420), (20, 1012443007), (34, 595554710), (68, 297777355), (85, 238221884), (170, 119110942), (289, 70065260), (340, 59555471), (578, 35032630), (1156, 17516315), (1445, 14013052), (2890, 7006526), (5780, 3503263)]