148539220

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{83449}}^1$

素因数の和:83547

約数の個数: 24

約数和(自身を含む): 315441000

約数和(自身を除く): 166901780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 83449, 166898, 333796, 417245, 834490, 1668980, 7426961, 14853922, 29707844, 37134805, 74269610, 148539220]

約数ペア:

[(1, 148539220), (2, 74269610), (4, 37134805), (5, 29707844), (10, 14853922), (20, 7426961), (89, 1668980), (178, 834490), (356, 417245), (445, 333796), (890, 166898), (1780, 83449)]