7895480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{683}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 18898920

約数和(自身を除く): 11003440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 683, 1156, 1366, 1445, 2312, 2732, 2890, 3415, 5464, 5780, 6830, 11560, 11611, 13660, 23222, 27320, 46444, 58055, 92888, 116110, 197387, 232220, 394774, 464440, 789548, 986935, 1579096, 1973870, 3947740, 7895480]

約数ペア:

[(1, 7895480), (2, 3947740), (4, 1973870), (5, 1579096), (8, 986935), (10, 789548), (17, 464440), (20, 394774), (34, 232220), (40, 197387), (68, 116110), (85, 92888), (136, 58055), (170, 46444), (289, 27320), (340, 23222), (578, 13660), (680, 11611), (683, 11560), (1156, 6830), (1366, 5780), (1445, 5464), (2312, 3415), (2732, 2890)]