28522160

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4513}}^1$

素因数の和:4605

約数の個数: 40

約数和(自身を含む): 67168320

約数和(自身を除く): 38646160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 4513, 6320, 9026, 18052, 22565, 36104, 45130, 72208, 90260, 180520, 356527, 361040, 713054, 1426108, 1782635, 2852216, 3565270, 5704432, 7130540, 14261080, 28522160]

約数ペア:

[(1, 28522160), (2, 14261080), (4, 7130540), (5, 5704432), (8, 3565270), (10, 2852216), (16, 1782635), (20, 1426108), (40, 713054), (79, 361040), (80, 356527), (158, 180520), (316, 90260), (395, 72208), (632, 45130), (790, 36104), (1264, 22565), (1580, 18052), (3160, 9026), (4513, 6320)]