72394280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{258551}}^1$

素因数の和:258569

約数の個数: 32

約数和(自身を含む): 186157440

約数和(自身を除く): 113763160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 258551, 517102, 1034204, 1292755, 1809857, 2068408, 2585510, 3619714, 5171020, 7239428, 9049285, 10342040, 14478856, 18098570, 36197140, 72394280]

約数ペア:

[(1, 72394280), (2, 36197140), (4, 18098570), (5, 14478856), (7, 10342040), (8, 9049285), (10, 7239428), (14, 5171020), (20, 3619714), (28, 2585510), (35, 2068408), (40, 1809857), (56, 1292755), (70, 1034204), (140, 517102), (280, 258551)]