478773820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3419813}}^1$

素因数の和:3419829

約数の個数: 24

約数和(自身を含む): 1149057504

約数和(自身を除く): 670283684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3419813, 6839626, 13679252, 17099065, 23938691, 34198130, 47877382, 68396260, 95754764, 119693455, 239386910, 478773820]

約数ペア:

[(1, 478773820), (2, 239386910), (4, 119693455), (5, 95754764), (7, 68396260), (10, 47877382), (14, 34198130), (20, 23938691), (28, 17099065), (35, 13679252), (70, 6839626), (140, 3419813)]