1198220

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 2537808

約数和(自身を除く): 1339588

約数列:

[1, 2, 4, 5, 10, 20, 181, 331, 362, 662, 724, 905, 1324, 1655, 1810, 3310, 3620, 6620, 59911, 119822, 239644, 299555, 599110, 1198220]

約数ペア:

[(1, 1198220), (2, 599110), (4, 299555), (5, 239644), (10, 119822), (20, 59911), (181, 6620), (331, 3620), (362, 3310), (662, 1810), (724, 1655), (905, 1324)]