201644320

素因数分解:

$2^5\times 5^1\times {\mathrm{1260277}}^1$

素因数の和:1260292

約数の個数: 24

約数和(自身を含む): 476385084

約数和(自身を除く): 274740764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1260277, 2520554, 5041108, 6301385, 10082216, 12602770, 20164432, 25205540, 40328864, 50411080, 100822160, 201644320]

約数ペア:

[(1, 201644320), (2, 100822160), (4, 50411080), (5, 40328864), (8, 25205540), (10, 20164432), (16, 12602770), (20, 10082216), (32, 6301385), (40, 5041108), (80, 2520554), (160, 1260277)]