39915220

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{42463}}^1$

素因数の和:42519

約数の個数: 24

約数和(自身を含む): 85607424

約数和(自身を除く): 45692204

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 42463, 84926, 169852, 212315, 424630, 849260, 1995761, 3991522, 7983044, 9978805, 19957610, 39915220]

約数ペア:

[(1, 39915220), (2, 19957610), (4, 9978805), (5, 7983044), (10, 3991522), (20, 1995761), (47, 849260), (94, 424630), (188, 212315), (235, 169852), (470, 84926), (940, 42463)]