51683980

素因数分解:

$2^2\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{2113}}^1$

素因数の和:3345

約数の個数: 24

約数和(自身を含む): 108676512

約数和(自身を除く): 56992532

約数列:

[1, 2, 4, 5, 10, 20, 1223, 2113, 2446, 4226, 4892, 6115, 8452, 10565, 12230, 21130, 24460, 42260, 2584199, 5168398, 10336796, 12920995, 25841990, 51683980]

約数ペア:

[(1, 51683980), (2, 25841990), (4, 12920995), (5, 10336796), (10, 5168398), (20, 2584199), (1223, 42260), (2113, 24460), (2446, 21130), (4226, 12230), (4892, 10565), (6115, 8452)]