4047040

素因数分解:

$2^6\times 5^1\times {\mathrm{12647}}^1$

素因数の和:12664

約数の個数: 28

約数和(自身を含む): 9637776

約数和(自身を除く): 5590736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 12647, 25294, 50588, 63235, 101176, 126470, 202352, 252940, 404704, 505880, 809408, 1011760, 2023520, 4047040]

約数ペア:

[(1, 4047040), (2, 2023520), (4, 1011760), (5, 809408), (8, 505880), (10, 404704), (16, 252940), (20, 202352), (32, 126470), (40, 101176), (64, 63235), (80, 50588), (160, 25294), (320, 12647)]