7848014740

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{487}}^1\times {\mathrm{4049}}^1$

素因数の和:4744

約数の個数: 48

約数和(自身を含む): 16601760000

約数和(自身を除く): 8753745260

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 487, 796, 974, 995, 1948, 1990, 2435, 3980, 4049, 4870, 8098, 9740, 16196, 20245, 40490, 80980, 96913, 193826, 387652, 484565, 805751, 969130, 1611502, 1938260, 1971863, 3223004, 3943726, 4028755, 7887452, 8057510, 9859315, 16115020, 19718630, 39437260, 392400737, 784801474, 1569602948, 1962003685, 3924007370, 7848014740]

約数ペア:

[(1, 7848014740), (2, 3924007370), (4, 1962003685), (5, 1569602948), (10, 784801474), (20, 392400737), (199, 39437260), (398, 19718630), (487, 16115020), (796, 9859315), (974, 8057510), (995, 7887452), (1948, 4028755), (1990, 3943726), (2435, 3223004), (3980, 1971863), (4049, 1938260), (4870, 1611502), (8098, 969130), (9740, 805751), (16196, 484565), (20245, 387652), (40490, 193826), (80980, 96913)]