428225990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2253821}}^1$

素因数の和:2253847

約数の個数: 16

約数和(自身を含む): 811375920

約数和(自身を除く): 383149930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 2253821, 4507642, 11269105, 22538210, 42822599, 85645198, 214112995, 428225990]

約数ペア:

[(1, 428225990), (2, 214112995), (5, 85645198), (10, 42822599), (19, 22538210), (38, 11269105), (95, 4507642), (190, 2253821)]