405342010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2133379}}^1$

素因数の和:2133405

約数の個数: 16

約数和(自身を含む): 768016800

約数和(自身を除く): 362674790

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 2133379, 4266758, 10666895, 21333790, 40534201, 81068402, 202671005, 405342010]

約数ペア:

[(1, 405342010), (2, 202671005), (5, 81068402), (10, 40534201), (19, 21333790), (38, 10666895), (95, 4266758), (190, 2133379)]