620854964

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{56503}}^1$

素因数の和:56615

約数の個数: 24

約数和(自身を含む): 1129627968

約数和(自身を除く): 508773004

約数列:

[1, 2, 4, 41, 67, 82, 134, 164, 268, 2747, 5494, 10988, 56503, 113006, 226012, 2316623, 3785701, 4633246, 7571402, 9266492, 15142804, 155213741, 310427482, 620854964]

約数ペア:

[(1, 620854964), (2, 310427482), (4, 155213741), (41, 15142804), (67, 9266492), (82, 7571402), (134, 4633246), (164, 3785701), (268, 2316623), (2747, 226012), (5494, 113006), (10988, 56503)]