3893020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3191}}^1$

素因数の和:3261

約数の個数: 24

約数和(自身を含む): 8311968

約数和(自身を除く): 4418948

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 3191, 6382, 12764, 15955, 31910, 63820, 194651, 389302, 778604, 973255, 1946510, 3893020]

約数ペア:

[(1, 3893020), (2, 1946510), (4, 973255), (5, 778604), (10, 389302), (20, 194651), (61, 63820), (122, 31910), (244, 15955), (305, 12764), (610, 6382), (1220, 3191)]