12950720

素因数分解:

$2^6\times 5^1\times {\mathrm{40471}}^1$

素因数の和:40488

約数の個数: 28

約数和(自身を含む): 30839664

約数和(自身を除く): 17888944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 40471, 80942, 161884, 202355, 323768, 404710, 647536, 809420, 1295072, 1618840, 2590144, 3237680, 6475360, 12950720]

約数ペア:

[(1, 12950720), (2, 6475360), (4, 3237680), (5, 2590144), (8, 1618840), (10, 1295072), (16, 809420), (20, 647536), (32, 404710), (40, 323768), (64, 202355), (80, 161884), (160, 80942), (320, 40471)]