830660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1013}}^1$

素因数の和:1063

約数の個数: 24

約数和(自身を含む): 1788696

約数和(自身を除く): 958036

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1013, 2026, 4052, 5065, 10130, 20260, 41533, 83066, 166132, 207665, 415330, 830660]

約数ペア:

[(1, 830660), (2, 415330), (4, 207665), (5, 166132), (10, 83066), (20, 41533), (41, 20260), (82, 10130), (164, 5065), (205, 4052), (410, 2026), (820, 1013)]