20010080

素因数分解:

$2^5\times 5^1\times {\mathrm{125063}}^1$

素因数の和:125078

約数の個数: 24

約数和(自身を含む): 47274192

約数和(自身を除く): 27264112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 125063, 250126, 500252, 625315, 1000504, 1250630, 2001008, 2501260, 4002016, 5002520, 10005040, 20010080]

約数ペア:

[(1, 20010080), (2, 10005040), (4, 5002520), (5, 4002016), (8, 2501260), (10, 2001008), (16, 1250630), (20, 1000504), (32, 625315), (40, 500252), (80, 250126), (160, 125063)]