22157720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42611}}^1$

素因数の和:42635

約数の個数: 32

約数和(自身を含む): 53691120

約数和(自身を除く): 31533400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 42611, 85222, 170444, 213055, 340888, 426110, 553943, 852220, 1107886, 1704440, 2215772, 2769715, 4431544, 5539430, 11078860, 22157720]

約数ペア:

[(1, 22157720), (2, 11078860), (4, 5539430), (5, 4431544), (8, 2769715), (10, 2215772), (13, 1704440), (20, 1107886), (26, 852220), (40, 553943), (52, 426110), (65, 340888), (104, 213055), (130, 170444), (260, 85222), (520, 42611)]