201486980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{324979}}^1$

素因数の和:325019

約数の個数: 24

約数和(自身を含む): 436773120

約数和(自身を除く): 235286140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 324979, 649958, 1299916, 1624895, 3249790, 6499580, 10074349, 20148698, 40297396, 50371745, 100743490, 201486980]

約数ペア:

[(1, 201486980), (2, 100743490), (4, 50371745), (5, 40297396), (10, 20148698), (20, 10074349), (31, 6499580), (62, 3249790), (124, 1624895), (155, 1299916), (310, 649958), (620, 324979)]