387675440

素因数分解:

$2^4\times 5^1\times {\mathrm{4845943}}^1$

素因数の和:4845956

約数の個数: 20

約数和(自身を含む): 901345584

約数和(自身を除く): 513670144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4845943, 9691886, 19383772, 24229715, 38767544, 48459430, 77535088, 96918860, 193837720, 387675440]

約数ペア:

[(1, 387675440), (2, 193837720), (4, 96918860), (5, 77535088), (8, 48459430), (10, 38767544), (16, 24229715), (20, 19383772), (40, 9691886), (80, 4845943)]