109898494840

素因数分解:

$2^3\times 5^1\times {\mathrm{2663}}^1\times {\mathrm{1031717}}^1$

素因数の和:1034391

約数の個数: 32

約数和(自身を含む): 247364707680

約数和(自身を除く): 137466212840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2663, 5326, 10652, 13315, 21304, 26630, 53260, 106520, 1031717, 2063434, 4126868, 5158585, 8253736, 10317170, 20634340, 41268680, 2747462371, 5494924742, 10989849484, 13737311855, 21979698968, 27474623710, 54949247420, 109898494840]

約数ペア:

[(1, 109898494840), (2, 54949247420), (4, 27474623710), (5, 21979698968), (8, 13737311855), (10, 10989849484), (20, 5494924742), (40, 2747462371), (2663, 41268680), (5326, 20634340), (10652, 10317170), (13315, 8253736), (21304, 5158585), (26630, 4126868), (53260, 2063434), (106520, 1031717)]