3161380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5099}}^1$

素因数の和:5139

約数の個数: 24

約数和(自身を含む): 6854400

約数和(自身を除く): 3693020

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 5099, 10198, 20396, 25495, 50990, 101980, 158069, 316138, 632276, 790345, 1580690, 3161380]

約数ペア:

[(1, 3161380), (2, 1580690), (4, 790345), (5, 632276), (10, 316138), (20, 158069), (31, 101980), (62, 50990), (124, 25495), (155, 20396), (310, 10198), (620, 5099)]