18849555040

素因数分解:

$2^5\times 5^1\times {\mathrm{117809719}}^1$

素因数の和:117809734

約数の個数: 24

約数和(自身を含む): 44532074160

約数和(自身を除く): 25682519120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 117809719, 235619438, 471238876, 589048595, 942477752, 1178097190, 1884955504, 2356194380, 3769911008, 4712388760, 9424777520, 18849555040]

約数ペア:

[(1, 18849555040), (2, 9424777520), (4, 4712388760), (5, 3769911008), (8, 2356194380), (10, 1884955504), (16, 1178097190), (20, 942477752), (32, 589048595), (40, 471238876), (80, 235619438), (160, 117809719)]