404034320

素因数分解:

$2^4\times 5^1\times {\mathrm{2069}}^1\times {\mathrm{2441}}^1$

素因数の和:4523

約数の個数: 40

約数和(自身を含む): 940218840

約数和(自身を除く): 536184520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2069, 2441, 4138, 4882, 8276, 9764, 10345, 12205, 16552, 19528, 20690, 24410, 33104, 39056, 41380, 48820, 82760, 97640, 165520, 195280, 5050429, 10100858, 20201716, 25252145, 40403432, 50504290, 80806864, 101008580, 202017160, 404034320]

約数ペア:

[(1, 404034320), (2, 202017160), (4, 101008580), (5, 80806864), (8, 50504290), (10, 40403432), (16, 25252145), (20, 20201716), (40, 10100858), (80, 5050429), (2069, 195280), (2441, 165520), (4138, 97640), (4882, 82760), (8276, 48820), (9764, 41380), (10345, 39056), (12205, 33104), (16552, 24410), (19528, 20690)]