23985560

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2389}}^1$

素因数の和:2651

約数の個数: 32

約数和(自身を含む): 54205200

約数和(自身を除く): 30219640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2389, 2510, 4778, 5020, 9556, 10040, 11945, 19112, 23890, 47780, 95560, 599639, 1199278, 2398556, 2998195, 4797112, 5996390, 11992780, 23985560]

約数ペア:

[(1, 23985560), (2, 11992780), (4, 5996390), (5, 4797112), (8, 2998195), (10, 2398556), (20, 1199278), (40, 599639), (251, 95560), (502, 47780), (1004, 23890), (1255, 19112), (2008, 11945), (2389, 10040), (2510, 9556), (4778, 5020)]