16231120

素因数分解:

$2^4\times 5^1\times {\mathrm{202889}}^1$

素因数の和:202902

約数の個数: 20

約数和(自身を含む): 37737540

約数和(自身を除く): 21506420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 202889, 405778, 811556, 1014445, 1623112, 2028890, 3246224, 4057780, 8115560, 16231120]

約数ペア:

[(1, 16231120), (2, 8115560), (4, 4057780), (5, 3246224), (8, 2028890), (10, 1623112), (16, 1014445), (20, 811556), (40, 405778), (80, 202889)]