22220020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{65353}}^1$

素因数の和:65379

約数の個数: 24

約数和(自身を含む): 49407624

約数和(自身を除く): 27187604

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 65353, 130706, 261412, 326765, 653530, 1111001, 1307060, 2222002, 4444004, 5555005, 11110010, 22220020]

約数ペア:

[(1, 22220020), (2, 11110010), (4, 5555005), (5, 4444004), (10, 2222002), (17, 1307060), (20, 1111001), (34, 653530), (68, 326765), (85, 261412), (170, 130706), (340, 65353)]