20423600

素因数分解:

$2^4\times 5^2\times {\mathrm{51059}}^1$

素因数の和:51077

約数の個数: 30

約数和(自身を含む): 49068660

約数和(自身を除く): 28645060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 51059, 102118, 204236, 255295, 408472, 510590, 816944, 1021180, 1276475, 2042360, 2552950, 4084720, 5105900, 10211800, 20423600]

約数ペア:

[(1, 20423600), (2, 10211800), (4, 5105900), (5, 4084720), (8, 2552950), (10, 2042360), (16, 1276475), (20, 1021180), (25, 816944), (40, 510590), (50, 408472), (80, 255295), (100, 204236), (200, 102118), (400, 51059)]