4220560

素因数分解:

$2^4\times 5^1\times {\mathrm{52757}}^1$

素因数の和:52770

約数の個数: 20

約数和(自身を含む): 9812988

約数和(自身を除く): 5592428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 52757, 105514, 211028, 263785, 422056, 527570, 844112, 1055140, 2110280, 4220560]

約数ペア:

[(1, 4220560), (2, 2110280), (4, 1055140), (5, 844112), (8, 527570), (10, 422056), (16, 263785), (20, 211028), (40, 105514), (80, 52757)]