487673480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{248813}}^1$

素因数の和:248838

約数の個数: 48

約数和(自身を含む): 1276415820

約数和(自身を除く): 788742340

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 248813, 497626, 995252, 1244065, 1741691, 1990504, 2488130, 3483382, 4976260, 6966764, 8708455, 9952520, 12191837, 13933528, 17416910, 24383674, 34833820, 48767348, 60959185, 69667640, 97534696, 121918370, 243836740, 487673480]

約数ペア:

[(1, 487673480), (2, 243836740), (4, 121918370), (5, 97534696), (7, 69667640), (8, 60959185), (10, 48767348), (14, 34833820), (20, 24383674), (28, 17416910), (35, 13933528), (40, 12191837), (49, 9952520), (56, 8708455), (70, 6966764), (98, 4976260), (140, 3483382), (196, 2488130), (245, 1990504), (280, 1741691), (392, 1244065), (490, 995252), (980, 497626), (1960, 248813)]