22252760

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3413}}^1$

素因数の和:3587

約数の個数: 32

約数和(自身を含む): 50390640

約数和(自身を除く): 28137880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 3413, 6520, 6826, 13652, 17065, 27304, 34130, 68260, 136520, 556319, 1112638, 2225276, 2781595, 4450552, 5563190, 11126380, 22252760]

約数ペア:

[(1, 22252760), (2, 11126380), (4, 5563190), (5, 4450552), (8, 2781595), (10, 2225276), (20, 1112638), (40, 556319), (163, 136520), (326, 68260), (652, 34130), (815, 27304), (1304, 17065), (1630, 13652), (3260, 6826), (3413, 6520)]