30484780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{49169}}^1$

素因数の和:49209

約数の個数: 24

約数和(自身を含む): 66084480

約数和(自身を除く): 35599700

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 49169, 98338, 196676, 245845, 491690, 983380, 1524239, 3048478, 6096956, 7621195, 15242390, 30484780]

約数ペア:

[(1, 30484780), (2, 15242390), (4, 7621195), (5, 6096956), (10, 3048478), (20, 1524239), (31, 983380), (62, 491690), (124, 245845), (155, 196676), (310, 98338), (620, 49169)]