8705830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:293

約数の個数: 48

約数和(自身を含む): 18509040

約数和(自身を除く): 9803210

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 109, 163, 218, 245, 326, 490, 545, 763, 815, 1090, 1141, 1526, 1630, 2282, 3815, 5341, 5705, 7630, 7987, 10682, 11410, 15974, 17767, 26705, 35534, 39935, 53410, 79870, 88835, 124369, 177670, 248738, 621845, 870583, 1243690, 1741166, 4352915, 8705830]

約数ペア:

[(1, 8705830), (2, 4352915), (5, 1741166), (7, 1243690), (10, 870583), (14, 621845), (35, 248738), (49, 177670), (70, 124369), (98, 88835), (109, 79870), (163, 53410), (218, 39935), (245, 35534), (326, 26705), (490, 17767), (545, 15974), (763, 11410), (815, 10682), (1090, 7987), (1141, 7630), (1526, 5705), (1630, 5341), (2282, 3815)]