2510178620

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{313}}^1\times {\mathrm{1427}}^1$

素因数の和:2030

約数の個数: 48

約数和(自身を含む): 5310754848

約数和(自身を除く): 2800576228

約数列:

[1, 2, 4, 5, 10, 20, 281, 313, 562, 626, 1124, 1252, 1405, 1427, 1565, 2810, 2854, 3130, 5620, 5708, 6260, 7135, 14270, 28540, 87953, 175906, 351812, 400987, 439765, 446651, 801974, 879530, 893302, 1603948, 1759060, 1786604, 2004935, 2233255, 4009870, 4466510, 8019740, 8933020, 125508931, 251017862, 502035724, 627544655, 1255089310, 2510178620]

約数ペア:

[(1, 2510178620), (2, 1255089310), (4, 627544655), (5, 502035724), (10, 251017862), (20, 125508931), (281, 8933020), (313, 8019740), (562, 4466510), (626, 4009870), (1124, 2233255), (1252, 2004935), (1405, 1786604), (1427, 1759060), (1565, 1603948), (2810, 893302), (2854, 879530), (3130, 801974), (5620, 446651), (5708, 439765), (6260, 400987), (7135, 351812), (14270, 175906), (28540, 87953)]