12478220

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{7517}}^1$

素因数の和:7609

約数の個数: 24

約数和(自身を含む): 26523504

約数和(自身を除く): 14045284

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 7517, 15034, 30068, 37585, 75170, 150340, 623911, 1247822, 2495644, 3119555, 6239110, 12478220]

約数ペア:

[(1, 12478220), (2, 6239110), (4, 3119555), (5, 2495644), (10, 1247822), (20, 623911), (83, 150340), (166, 75170), (332, 37585), (415, 30068), (830, 15034), (1660, 7517)]