42154280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{150551}}^1$

素因数の和:150569

約数の個数: 32

約数和(自身を含む): 108397440

約数和(自身を除く): 66243160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 150551, 301102, 602204, 752755, 1053857, 1204408, 1505510, 2107714, 3011020, 4215428, 5269285, 6022040, 8430856, 10538570, 21077140, 42154280]

約数ペア:

[(1, 42154280), (2, 21077140), (4, 10538570), (5, 8430856), (7, 6022040), (8, 5269285), (10, 4215428), (14, 3011020), (20, 2107714), (28, 1505510), (35, 1204408), (40, 1053857), (56, 752755), (70, 602204), (140, 301102), (280, 150551)]