2912091440

素因数分解:

$2^4\times 5^1\times {\mathrm{36401143}}^1$

素因数の和:36401156

約数の個数: 20

約数和(自身を含む): 6770612784

約数和(自身を除く): 3858521344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 36401143, 72802286, 145604572, 182005715, 291209144, 364011430, 582418288, 728022860, 1456045720, 2912091440]

約数ペア:

[(1, 2912091440), (2, 1456045720), (4, 728022860), (5, 582418288), (8, 364011430), (10, 291209144), (16, 182005715), (20, 145604572), (40, 72802286), (80, 36401143)]