1279467040

素因数分解:

$2^5\times 5^1\times {\mathrm{7996669}}^1$

素因数の和:7996684

約数の個数: 24

約数和(自身を含む): 3022741260

約数和(自身を除く): 1743274220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 7996669, 15993338, 31986676, 39983345, 63973352, 79966690, 127946704, 159933380, 255893408, 319866760, 639733520, 1279467040]

約数ペア:

[(1, 1279467040), (2, 639733520), (4, 319866760), (5, 255893408), (8, 159933380), (10, 127946704), (16, 79966690), (20, 63973352), (32, 39983345), (40, 31986676), (80, 15993338), (160, 7996669)]