12577160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7669}}^1$

素因数の和:7721

約数の個数: 32

約数和(自身を含む): 28992600

約数和(自身を除く): 16415440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 7669, 15338, 30676, 38345, 61352, 76690, 153380, 306760, 314429, 628858, 1257716, 1572145, 2515432, 3144290, 6288580, 12577160]

約数ペア:

[(1, 12577160), (2, 6288580), (4, 3144290), (5, 2515432), (8, 1572145), (10, 1257716), (20, 628858), (40, 314429), (41, 306760), (82, 153380), (164, 76690), (205, 61352), (328, 38345), (410, 30676), (820, 15338), (1640, 7669)]