3954700

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:642

約数の個数: 36

約数和(自身を含む): 8718192

約数和(自身を除く): 4763492

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 557, 710, 1114, 1420, 1775, 2228, 2785, 3550, 5570, 7100, 11140, 13925, 27850, 39547, 55700, 79094, 158188, 197735, 395470, 790940, 988675, 1977350, 3954700]

約数ペア:

[(1, 3954700), (2, 1977350), (4, 988675), (5, 790940), (10, 395470), (20, 197735), (25, 158188), (50, 79094), (71, 55700), (100, 39547), (142, 27850), (284, 13925), (355, 11140), (557, 7100), (710, 5570), (1114, 3550), (1420, 2785), (1775, 2228)]