20031540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{593}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 56282688

約数和(自身を除く): 36251148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 563, 593, 1126, 1186, 1689, 1779, 2252, 2372, 2815, 2965, 3378, 3558, 5630, 5930, 6756, 7116, 8445, 8895, 11260, 11860, 16890, 17790, 33780, 35580, 333859, 667718, 1001577, 1335436, 1669295, 2003154, 3338590, 4006308, 5007885, 6677180, 10015770, 20031540]

約数ペア:

[(1, 20031540), (2, 10015770), (3, 6677180), (4, 5007885), (5, 4006308), (6, 3338590), (10, 2003154), (12, 1669295), (15, 1335436), (20, 1001577), (30, 667718), (60, 333859), (563, 35580), (593, 33780), (1126, 17790), (1186, 16890), (1689, 11860), (1779, 11260), (2252, 8895), (2372, 8445), (2815, 7116), (2965, 6756), (3378, 5930), (3558, 5630)]