2737160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1669}}^1$

素因数の和:1721

約数の個数: 32

約数和(自身を含む): 6312600

約数和(自身を除く): 3575440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1669, 3338, 6676, 8345, 13352, 16690, 33380, 66760, 68429, 136858, 273716, 342145, 547432, 684290, 1368580, 2737160]

約数ペア:

[(1, 2737160), (2, 1368580), (4, 684290), (5, 547432), (8, 342145), (10, 273716), (20, 136858), (40, 68429), (41, 66760), (82, 33380), (164, 16690), (205, 13352), (328, 8345), (410, 6676), (820, 3338), (1640, 1669)]