199289320

素因数分解:

$2^3\times 5^1\times {\mathrm{4982233}}^1$

素因数の和:4982244

約数の個数: 16

約数和(自身を含む): 448401060

約数和(自身を除く): 249111740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4982233, 9964466, 19928932, 24911165, 39857864, 49822330, 99644660, 199289320]

約数ペア:

[(1, 199289320), (2, 99644660), (4, 49822330), (5, 39857864), (8, 24911165), (10, 19928932), (20, 9964466), (40, 4982233)]