2160020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6353}}^1$

素因数の和:6379

約数の個数: 24

約数和(自身を含む): 4803624

約数和(自身を除く): 2643604

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 6353, 12706, 25412, 31765, 63530, 108001, 127060, 216002, 432004, 540005, 1080010, 2160020]

約数ペア:

[(1, 2160020), (2, 1080010), (4, 540005), (5, 432004), (10, 216002), (17, 127060), (20, 108001), (34, 63530), (68, 31765), (85, 25412), (170, 12706), (340, 6353)]