11980580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 26925696

約数和(自身を除く): 14945116

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 167, 170, 211, 334, 340, 422, 668, 835, 844, 1055, 1670, 2110, 2839, 3340, 3587, 4220, 5678, 7174, 11356, 14195, 14348, 17935, 28390, 35237, 35870, 56780, 70474, 71740, 140948, 176185, 352370, 599029, 704740, 1198058, 2396116, 2995145, 5990290, 11980580]

約数ペア:

[(1, 11980580), (2, 5990290), (4, 2995145), (5, 2396116), (10, 1198058), (17, 704740), (20, 599029), (34, 352370), (68, 176185), (85, 140948), (167, 71740), (170, 70474), (211, 56780), (334, 35870), (340, 35237), (422, 28390), (668, 17935), (835, 14348), (844, 14195), (1055, 11356), (1670, 7174), (2110, 5678), (2839, 4220), (3340, 3587)]