201281140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{324647}}^1$

素因数の和:324687

約数の個数: 24

約数和(自身を含む): 436326912

約数和(自身を除く): 235045772

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 324647, 649294, 1298588, 1623235, 3246470, 6492940, 10064057, 20128114, 40256228, 50320285, 100640570, 201281140]

約数ペア:

[(1, 201281140), (2, 100640570), (4, 50320285), (5, 40256228), (10, 20128114), (20, 10064057), (31, 6492940), (62, 3246470), (124, 1623235), (155, 1298588), (310, 649294), (620, 324647)]