22204520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42701}}^1$

素因数の和:42725

約数の個数: 32

約数和(自身を含む): 53804520

約数和(自身を除く): 31600000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 42701, 85402, 170804, 213505, 341608, 427010, 555113, 854020, 1110226, 1708040, 2220452, 2775565, 4440904, 5551130, 11102260, 22204520]

約数ペア:

[(1, 22204520), (2, 11102260), (4, 5551130), (5, 4440904), (8, 2775565), (10, 2220452), (13, 1708040), (20, 1110226), (26, 854020), (40, 555113), (52, 427010), (65, 341608), (104, 213505), (130, 170804), (260, 85402), (520, 42701)]