28566340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3167}}^1$

素因数の和:3228

約数の個数: 48

約数和(自身を含む): 67060224

約数和(自身を除く): 38493884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 3167, 4510, 6334, 9020, 12668, 15835, 31670, 34837, 63340, 69674, 129847, 139348, 174185, 259694, 348370, 519388, 649235, 696740, 1298470, 1428317, 2596940, 2856634, 5713268, 7141585, 14283170, 28566340]

約数ペア:

[(1, 28566340), (2, 14283170), (4, 7141585), (5, 5713268), (10, 2856634), (11, 2596940), (20, 1428317), (22, 1298470), (41, 696740), (44, 649235), (55, 519388), (82, 348370), (110, 259694), (164, 174185), (205, 139348), (220, 129847), (410, 69674), (451, 63340), (820, 34837), (902, 31670), (1804, 15835), (2255, 12668), (3167, 9020), (4510, 6334)]