3210980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5179}}^1$

素因数の和:5219

約数の個数: 24

約数和(自身を含む): 6961920

約数和(自身を除く): 3750940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 5179, 10358, 20716, 25895, 51790, 103580, 160549, 321098, 642196, 802745, 1605490, 3210980]

約数ペア:

[(1, 3210980), (2, 1605490), (4, 802745), (5, 642196), (10, 321098), (20, 160549), (31, 103580), (62, 51790), (124, 25895), (155, 20716), (310, 10358), (620, 5179)]