1662160

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:355

約数の個数: 40

約数和(自身を含む): 3928320

約数和(自身を除く): 2266160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 263, 316, 395, 526, 632, 790, 1052, 1264, 1315, 1580, 2104, 2630, 3160, 4208, 5260, 6320, 10520, 20777, 21040, 41554, 83108, 103885, 166216, 207770, 332432, 415540, 831080, 1662160]

約数ペア:

[(1, 1662160), (2, 831080), (4, 415540), (5, 332432), (8, 207770), (10, 166216), (16, 103885), (20, 83108), (40, 41554), (79, 21040), (80, 20777), (158, 10520), (263, 6320), (316, 5260), (395, 4208), (526, 3160), (632, 2630), (790, 2104), (1052, 1580), (1264, 1315)]