868049290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2800159}}^1$

素因数の和:2800197

約数の個数: 16

約数和(自身を含む): 1612892160

約数和(自身を除く): 744842870

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 2800159, 5600318, 14000795, 28001590, 86804929, 173609858, 434024645, 868049290]

約数ペア:

[(1, 868049290), (2, 434024645), (5, 173609858), (10, 86804929), (31, 28001590), (62, 14000795), (155, 5600318), (310, 2800159)]