3979160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3209}}^1$

素因数の和:3251

約数の個数: 32

約数和(自身を含む): 9244800

約数和(自身を除く): 5265640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 3209, 6418, 12836, 16045, 25672, 32090, 64180, 99479, 128360, 198958, 397916, 497395, 795832, 994790, 1989580, 3979160]

約数ペア:

[(1, 3979160), (2, 1989580), (4, 994790), (5, 795832), (8, 497395), (10, 397916), (20, 198958), (31, 128360), (40, 99479), (62, 64180), (124, 32090), (155, 25672), (248, 16045), (310, 12836), (620, 6418), (1240, 3209)]