20832400

素因数分解:

$2^4\times 5^2\times {\mathrm{52081}}^1$

素因数の和:52099

約数の個数: 30

約数和(自身を含む): 50050802

約数和(自身を除く): 29218402

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 52081, 104162, 208324, 260405, 416648, 520810, 833296, 1041620, 1302025, 2083240, 2604050, 4166480, 5208100, 10416200, 20832400]

約数ペア:

[(1, 20832400), (2, 10416200), (4, 5208100), (5, 4166480), (8, 2604050), (10, 2083240), (16, 1302025), (20, 1041620), (25, 833296), (40, 520810), (50, 416648), (80, 260405), (100, 208324), (200, 104162), (400, 52081)]