890472430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4686697}}^1$

素因数の和:4686723

約数の個数: 16

約数和(自身を含む): 1687211280

約数和(自身を除く): 796738850

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 4686697, 9373394, 23433485, 46866970, 89047243, 178094486, 445236215, 890472430]

約数ペア:

[(1, 890472430), (2, 445236215), (5, 178094486), (10, 89047243), (19, 46866970), (38, 23433485), (95, 9373394), (190, 4686697)]