1283820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{21397}}^1$

素因数の和:21409

約数の個数: 24

約数和(自身を含む): 3594864

約数和(自身を除く): 2311044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 21397, 42794, 64191, 85588, 106985, 128382, 213970, 256764, 320955, 427940, 641910, 1283820]

約数ペア:

[(1, 1283820), (2, 641910), (3, 427940), (4, 320955), (5, 256764), (6, 213970), (10, 128382), (12, 106985), (15, 85588), (20, 64191), (30, 42794), (60, 21397)]