65859980

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{30211}}^1$

素因数の和:30329

約数の個数: 24

約数和(自身を含む): 139579440

約数和(自身を除く): 73719460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 30211, 60422, 120844, 151055, 302110, 604220, 3292999, 6585998, 13171996, 16464995, 32929990, 65859980]

約数ペア:

[(1, 65859980), (2, 32929990), (4, 16464995), (5, 13171996), (10, 6585998), (20, 3292999), (109, 604220), (218, 302110), (436, 151055), (545, 120844), (1090, 60422), (2180, 30211)]