831080

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 1900800

約数和(自身を除く): 1069720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 263, 316, 395, 526, 632, 790, 1052, 1315, 1580, 2104, 2630, 3160, 5260, 10520, 20777, 41554, 83108, 103885, 166216, 207770, 415540, 831080]

約数ペア:

[(1, 831080), (2, 415540), (4, 207770), (5, 166216), (8, 103885), (10, 83108), (20, 41554), (40, 20777), (79, 10520), (158, 5260), (263, 3160), (316, 2630), (395, 2104), (526, 1580), (632, 1315), (790, 1052)]