2556141220

素因数分解:

$2^2\times 5^1\times {\mathrm{827}}^1\times {\mathrm{154543}}^1$

素因数の和:155379

約数の個数: 24

約数和(自身を含む): 5374422144

約数和(自身を除く): 2818280924

約数列:

[1, 2, 4, 5, 10, 20, 827, 1654, 3308, 4135, 8270, 16540, 154543, 309086, 618172, 772715, 1545430, 3090860, 127807061, 255614122, 511228244, 639035305, 1278070610, 2556141220]

約数ペア:

[(1, 2556141220), (2, 1278070610), (4, 639035305), (5, 511228244), (10, 255614122), (20, 127807061), (827, 3090860), (1654, 1545430), (3308, 772715), (4135, 618172), (8270, 309086), (16540, 154543)]