394764320

素因数分解:

$2^5\times 5^1\times {\mathrm{2467277}}^1$

素因数の和:2467292

約数の個数: 24

約数和(自身を含む): 932631084

約数和(自身を除く): 537866764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2467277, 4934554, 9869108, 12336385, 19738216, 24672770, 39476432, 49345540, 78952864, 98691080, 197382160, 394764320]

約数ペア:

[(1, 394764320), (2, 197382160), (4, 98691080), (5, 78952864), (8, 49345540), (10, 39476432), (16, 24672770), (20, 19738216), (32, 12336385), (40, 9869108), (80, 4934554), (160, 2467277)]