3947740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{683}}^1$

素因数の和:726

約数の個数: 36

約数和(自身を含む): 8819496

約数和(自身を除く): 4871756

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 683, 1156, 1366, 1445, 2732, 2890, 3415, 5780, 6830, 11611, 13660, 23222, 46444, 58055, 116110, 197387, 232220, 394774, 789548, 986935, 1973870, 3947740]

約数ペア:

[(1, 3947740), (2, 1973870), (4, 986935), (5, 789548), (10, 394774), (17, 232220), (20, 197387), (34, 116110), (68, 58055), (85, 46444), (170, 23222), (289, 13660), (340, 11611), (578, 6830), (683, 5780), (1156, 3415), (1366, 2890), (1445, 2732)]