988423600

素因数分解:

$2^4\times 5^2\times {\mathrm{2471059}}^1$

素因数の和:2471077

約数の個数: 30

約数和(自身を含む): 2374688660

約数和(自身を除く): 1386265060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 2471059, 4942118, 9884236, 12355295, 19768472, 24710590, 39536944, 49421180, 61776475, 98842360, 123552950, 197684720, 247105900, 494211800, 988423600]

約数ペア:

[(1, 988423600), (2, 494211800), (4, 247105900), (5, 197684720), (8, 123552950), (10, 98842360), (16, 61776475), (20, 49421180), (25, 39536944), (40, 24710590), (50, 19768472), (80, 12355295), (100, 9884236), (200, 4942118), (400, 2471059)]