20683620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{38303}}^1$

素因数の和:38321

約数の個数: 48

約数和(自身を含む): 64350720

約数和(自身を除く): 43667100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 38303, 76606, 114909, 153212, 191515, 229818, 344727, 383030, 459636, 574545, 689454, 766060, 1034181, 1149090, 1378908, 1723635, 2068362, 2298180, 3447270, 4136724, 5170905, 6894540, 10341810, 20683620]

約数ペア:

[(1, 20683620), (2, 10341810), (3, 6894540), (4, 5170905), (5, 4136724), (6, 3447270), (9, 2298180), (10, 2068362), (12, 1723635), (15, 1378908), (18, 1149090), (20, 1034181), (27, 766060), (30, 689454), (36, 574545), (45, 459636), (54, 383030), (60, 344727), (90, 229818), (108, 191515), (135, 153212), (180, 114909), (270, 76606), (540, 38303)]