20295900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{7517}}^1$

素因数の和:7540

約数の個数: 72

約数和(自身を含む): 65256240

約数和(自身を除く): 44960340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 7517, 15034, 22551, 30068, 37585, 45102, 67653, 75170, 90204, 112755, 135306, 150340, 187925, 202959, 225510, 270612, 338265, 375850, 405918, 451020, 563775, 676530, 751700, 811836, 1014795, 1127550, 1353060, 1691325, 2029590, 2255100, 3382650, 4059180, 5073975, 6765300, 10147950, 20295900]

約数ペア:

[(1, 20295900), (2, 10147950), (3, 6765300), (4, 5073975), (5, 4059180), (6, 3382650), (9, 2255100), (10, 2029590), (12, 1691325), (15, 1353060), (18, 1127550), (20, 1014795), (25, 811836), (27, 751700), (30, 676530), (36, 563775), (45, 451020), (50, 405918), (54, 375850), (60, 338265), (75, 270612), (90, 225510), (100, 202959), (108, 187925), (135, 150340), (150, 135306), (180, 112755), (225, 90204), (270, 75170), (300, 67653), (450, 45102), (540, 37585), (675, 30068), (900, 22551), (1350, 15034), (2700, 7517)]