3978160

素因数分解:

$2^4\times 5^1\times {\mathrm{49727}}^1$

素因数の和:49740

約数の個数: 20

約数和(自身を含む): 9249408

約数和(自身を除く): 5271248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 49727, 99454, 198908, 248635, 397816, 497270, 795632, 994540, 1989080, 3978160]

約数ペア:

[(1, 3978160), (2, 1989080), (4, 994540), (5, 795632), (8, 497270), (10, 397816), (16, 248635), (20, 198908), (40, 99454), (80, 49727)]