19250680

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4259}}^1$

素因数の和:4383

約数の個数: 32

約数和(自身を含む): 43707600

約数和(自身を除く): 24456920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4259, 4520, 8518, 17036, 21295, 34072, 42590, 85180, 170360, 481267, 962534, 1925068, 2406335, 3850136, 4812670, 9625340, 19250680]

約数ペア:

[(1, 19250680), (2, 9625340), (4, 4812670), (5, 3850136), (8, 2406335), (10, 1925068), (20, 962534), (40, 481267), (113, 170360), (226, 85180), (452, 42590), (565, 34072), (904, 21295), (1130, 17036), (2260, 8518), (4259, 4520)]