43398380

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{3323}}^1$

素因数の和:3985

約数の個数: 24

約数和(自身を含む): 91303632

約数和(自身を除く): 47905252

約数列:

[1, 2, 4, 5, 10, 20, 653, 1306, 2612, 3265, 3323, 6530, 6646, 13060, 13292, 16615, 33230, 66460, 2169919, 4339838, 8679676, 10849595, 21699190, 43398380]

約数ペア:

[(1, 43398380), (2, 21699190), (4, 10849595), (5, 8679676), (10, 4339838), (20, 2169919), (653, 66460), (1306, 33230), (2612, 16615), (3265, 13292), (3323, 13060), (6530, 6646)]