79406840

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{18553}}^1$

素因数の和:18671

約数の個数: 32

約数和(自身を含む): 180344880

約数和(自身を除く): 100938040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 18553, 37106, 74212, 92765, 148424, 185530, 371060, 742120, 1985171, 3970342, 7940684, 9925855, 15881368, 19851710, 39703420, 79406840]

約数ペア:

[(1, 79406840), (2, 39703420), (4, 19851710), (5, 15881368), (8, 9925855), (10, 7940684), (20, 3970342), (40, 1985171), (107, 742120), (214, 371060), (428, 185530), (535, 148424), (856, 92765), (1070, 74212), (2140, 37106), (4280, 18553)]