3951880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3187}}^1$

素因数の和:3229

約数の個数: 32

約数和(自身を含む): 9181440

約数和(自身を除く): 5229560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 3187, 6374, 12748, 15935, 25496, 31870, 63740, 98797, 127480, 197594, 395188, 493985, 790376, 987970, 1975940, 3951880]

約数ペア:

[(1, 3951880), (2, 1975940), (4, 987970), (5, 790376), (8, 493985), (10, 395188), (20, 197594), (31, 127480), (40, 98797), (62, 63740), (124, 31870), (155, 25496), (248, 15935), (310, 12748), (620, 6374), (1240, 3187)]