2280455420

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{487}}^1\times {\mathrm{1709}}^1$

素因数の和:2342

約数の個数: 48

約数和(自身を含む): 4836646080

約数和(自身を除く): 2556190660

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 487, 548, 685, 974, 1370, 1709, 1948, 2435, 2740, 3418, 4870, 6836, 8545, 9740, 17090, 34180, 66719, 133438, 234133, 266876, 333595, 468266, 667190, 832283, 936532, 1170665, 1334380, 1664566, 2341330, 3329132, 4161415, 4682660, 8322830, 16645660, 114022771, 228045542, 456091084, 570113855, 1140227710, 2280455420]

約数ペア:

[(1, 2280455420), (2, 1140227710), (4, 570113855), (5, 456091084), (10, 228045542), (20, 114022771), (137, 16645660), (274, 8322830), (487, 4682660), (548, 4161415), (685, 3329132), (974, 2341330), (1370, 1664566), (1709, 1334380), (1948, 1170665), (2435, 936532), (2740, 832283), (3418, 667190), (4870, 468266), (6836, 333595), (8545, 266876), (9740, 234133), (17090, 133438), (34180, 66719)]