253468240

素因数分解:

$2^4\times 5^1\times {\mathrm{3168353}}^1$

素因数の和:3168366

約数の個数: 20

約数和(自身を含む): 589313844

約数和(自身を除く): 335845604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3168353, 6336706, 12673412, 15841765, 25346824, 31683530, 50693648, 63367060, 126734120, 253468240]

約数ペア:

[(1, 253468240), (2, 126734120), (4, 63367060), (5, 50693648), (8, 31683530), (10, 25346824), (16, 15841765), (20, 12673412), (40, 6336706), (80, 3168353)]