56699620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{839}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 124185600

約数和(自身を除く): 67485980

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 109, 124, 155, 218, 310, 436, 545, 620, 839, 1090, 1678, 2180, 3356, 3379, 4195, 6758, 8390, 13516, 16780, 16895, 26009, 33790, 52018, 67580, 91451, 104036, 130045, 182902, 260090, 365804, 457255, 520180, 914510, 1829020, 2834981, 5669962, 11339924, 14174905, 28349810, 56699620]

約数ペア:

[(1, 56699620), (2, 28349810), (4, 14174905), (5, 11339924), (10, 5669962), (20, 2834981), (31, 1829020), (62, 914510), (109, 520180), (124, 457255), (155, 365804), (218, 260090), (310, 182902), (436, 130045), (545, 104036), (620, 91451), (839, 67580), (1090, 52018), (1678, 33790), (2180, 26009), (3356, 16895), (3379, 16780), (4195, 13516), (6758, 8390)]