8421720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{70181}}^1$

素因数の和:70195

約数の個数: 32

約数和(自身を含む): 25265520

約数和(自身を除く): 16843800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 70181, 140362, 210543, 280724, 350905, 421086, 561448, 701810, 842172, 1052715, 1403620, 1684344, 2105430, 2807240, 4210860, 8421720]

約数ペア:

[(1, 8421720), (2, 4210860), (3, 2807240), (4, 2105430), (5, 1684344), (6, 1403620), (8, 1052715), (10, 842172), (12, 701810), (15, 561448), (20, 421086), (24, 350905), (30, 280724), (40, 210543), (60, 140362), (120, 70181)]