4357977980

素因数分解:

$2^2\times 5^1\times {\mathrm{2113}}^1\times {\mathrm{103123}}^1$

素因数の和:105245

約数の個数: 24

約数和(自身を含む): 9156173712

約数和(自身を除く): 4798195732

約数列:

[1, 2, 4, 5, 10, 20, 2113, 4226, 8452, 10565, 21130, 42260, 103123, 206246, 412492, 515615, 1031230, 2062460, 217898899, 435797798, 871595596, 1089494495, 2178988990, 4357977980]

約数ペア:

[(1, 4357977980), (2, 2178988990), (4, 1089494495), (5, 871595596), (10, 435797798), (20, 217898899), (2113, 2062460), (4226, 1031230), (8452, 515615), (10565, 412492), (21130, 206246), (42260, 103123)]