15561460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1237}}^1$

素因数の和:1300

約数の個数: 48

約数和(自身を含む): 35565264

約数和(自身を除く): 20003804

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1237, 1258, 2474, 2516, 3145, 4948, 6185, 6290, 12370, 12580, 21029, 24740, 42058, 45769, 84116, 91538, 105145, 183076, 210290, 228845, 420580, 457690, 778073, 915380, 1556146, 3112292, 3890365, 7780730, 15561460]

約数ペア:

[(1, 15561460), (2, 7780730), (4, 3890365), (5, 3112292), (10, 1556146), (17, 915380), (20, 778073), (34, 457690), (37, 420580), (68, 228845), (74, 210290), (85, 183076), (148, 105145), (170, 91538), (185, 84116), (340, 45769), (370, 42058), (629, 24740), (740, 21029), (1237, 12580), (1258, 12370), (2474, 6290), (2516, 6185), (3145, 4948)]