107989340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{631}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 233587200

約数和(自身を除く): 125597860

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 199, 215, 398, 430, 631, 796, 860, 995, 1262, 1990, 2524, 3155, 3980, 6310, 8557, 12620, 17114, 27133, 34228, 42785, 54266, 85570, 108532, 125569, 135665, 171140, 251138, 271330, 502276, 542660, 627845, 1255690, 2511380, 5399467, 10798934, 21597868, 26997335, 53994670, 107989340]

約数ペア:

[(1, 107989340), (2, 53994670), (4, 26997335), (5, 21597868), (10, 10798934), (20, 5399467), (43, 2511380), (86, 1255690), (172, 627845), (199, 542660), (215, 502276), (398, 271330), (430, 251138), (631, 171140), (796, 135665), (860, 125569), (995, 108532), (1262, 85570), (1990, 54266), (2524, 42785), (3155, 34228), (3980, 27133), (6310, 17114), (8557, 12620)]