22764520

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2011}}^1$

素因数の和:2305

約数の個数: 32

約数和(自身を含む): 51426720

約数和(自身を除く): 28662200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2011, 2264, 2830, 4022, 5660, 8044, 10055, 11320, 16088, 20110, 40220, 80440, 569113, 1138226, 2276452, 2845565, 4552904, 5691130, 11382260, 22764520]

約数ペア:

[(1, 22764520), (2, 11382260), (4, 5691130), (5, 4552904), (8, 2845565), (10, 2276452), (20, 1138226), (40, 569113), (283, 80440), (566, 40220), (1132, 20110), (1415, 16088), (2011, 11320), (2264, 10055), (2830, 8044), (4022, 5660)]