7884865540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{279407}}^1$

素因数の和:279516

約数の個数: 48

約数和(自身を含む): 17743525632

約数和(自身を除く): 9858660092

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 332, 340, 415, 830, 1411, 1660, 2822, 5644, 7055, 14110, 28220, 279407, 558814, 1117628, 1397035, 2794070, 4749919, 5588140, 9499838, 18999676, 23190781, 23749595, 46381562, 47499190, 92763124, 94998380, 115953905, 231907810, 394243277, 463815620, 788486554, 1576973108, 1971216385, 3942432770, 7884865540]

約数ペア:

[(1, 7884865540), (2, 3942432770), (4, 1971216385), (5, 1576973108), (10, 788486554), (17, 463815620), (20, 394243277), (34, 231907810), (68, 115953905), (83, 94998380), (85, 92763124), (166, 47499190), (170, 46381562), (332, 23749595), (340, 23190781), (415, 18999676), (830, 9499838), (1411, 5588140), (1660, 4749919), (2822, 2794070), (5644, 1397035), (7055, 1117628), (14110, 558814), (28220, 279407)]