78877893320

素因数分解:

$2^3\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{1946641}}^1$

素因数の和:1947665

約数の個数: 32

約数和(自身を含む): 177650548920

約数和(自身を除く): 98772655600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1013, 2026, 4052, 5065, 8104, 10130, 20260, 40520, 1946641, 3893282, 7786564, 9733205, 15573128, 19466410, 38932820, 77865640, 1971947333, 3943894666, 7887789332, 9859736665, 15775578664, 19719473330, 39438946660, 78877893320]

約数ペア:

[(1, 78877893320), (2, 39438946660), (4, 19719473330), (5, 15775578664), (8, 9859736665), (10, 7887789332), (20, 3943894666), (40, 1971947333), (1013, 77865640), (2026, 38932820), (4052, 19466410), (5065, 15573128), (8104, 9733205), (10130, 7786564), (20260, 3893282), (40520, 1946641)]