201654220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{530669}}^1$

素因数の和:530697

約数の個数: 24

約数和(自身を含む): 445762800

約数和(自身を除く): 244108580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 530669, 1061338, 2122676, 2653345, 5306690, 10082711, 10613380, 20165422, 40330844, 50413555, 100827110, 201654220]

約数ペア:

[(1, 201654220), (2, 100827110), (4, 50413555), (5, 40330844), (10, 20165422), (19, 10613380), (20, 10082711), (38, 5306690), (76, 2653345), (95, 2122676), (190, 1061338), (380, 530669)]