47760140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{8263}}^1$

素因数の和:8306

約数の個数: 36

約数和(自身を含む): 106556016

約数和(自身を除く): 58795876

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 8263, 16526, 33052, 41315, 82630, 140471, 165260, 280942, 561884, 702355, 1404710, 2388007, 2809420, 4776014, 9552028, 11940035, 23880070, 47760140]

約数ペア:

[(1, 47760140), (2, 23880070), (4, 11940035), (5, 9552028), (10, 4776014), (17, 2809420), (20, 2388007), (34, 1404710), (68, 702355), (85, 561884), (170, 280942), (289, 165260), (340, 140471), (578, 82630), (1156, 41315), (1445, 33052), (2890, 16526), (5780, 8263)]