28684490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{677}}^1$

素因数の和:926

約数の個数: 32

約数和(自身を含む): 54673920

約数和(自身を除く): 25989430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 223, 446, 677, 1115, 1354, 2230, 3385, 4237, 6770, 8474, 12863, 21185, 25726, 42370, 64315, 128630, 150971, 301942, 754855, 1509710, 2868449, 5736898, 14342245, 28684490]

約数ペア:

[(1, 28684490), (2, 14342245), (5, 5736898), (10, 2868449), (19, 1509710), (38, 754855), (95, 301942), (190, 150971), (223, 128630), (446, 64315), (677, 42370), (1115, 25726), (1354, 21185), (2230, 12863), (3385, 8474), (4237, 6770)]