9947660

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1013}}^1$

素因数の和:1513

約数の個数: 24

約数和(自身を含む): 20953296

約数和(自身を除く): 11005636

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1013, 1964, 2026, 2455, 4052, 4910, 5065, 9820, 10130, 20260, 497383, 994766, 1989532, 2486915, 4973830, 9947660]

約数ペア:

[(1, 9947660), (2, 4973830), (4, 2486915), (5, 1989532), (10, 994766), (20, 497383), (491, 20260), (982, 10130), (1013, 9820), (1964, 5065), (2026, 4910), (2455, 4052)]