2669968160

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{878279}}^1$

素因数の和:878313

約数の個数: 48

約数和(自身を含む): 6639796800

約数和(自身を除く): 3969828640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 878279, 1756558, 3513116, 4391395, 7026232, 8782790, 14052464, 16687301, 17565580, 28104928, 33374602, 35131160, 66749204, 70262320, 83436505, 133498408, 140524640, 166873010, 266996816, 333746020, 533993632, 667492040, 1334984080, 2669968160]

約数ペア:

[(1, 2669968160), (2, 1334984080), (4, 667492040), (5, 533993632), (8, 333746020), (10, 266996816), (16, 166873010), (19, 140524640), (20, 133498408), (32, 83436505), (38, 70262320), (40, 66749204), (76, 35131160), (80, 33374602), (95, 28104928), (152, 17565580), (160, 16687301), (190, 14052464), (304, 8782790), (380, 7026232), (608, 4391395), (760, 3513116), (1520, 1756558), (3040, 878279)]