20120214045

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{221747}}^1$

素因数の和:222041

約数の個数: 32

約数和(自身を含む): 33719887872

約数和(自身を除く): 13599673827

約数列:

[1, 3, 5, 15, 23, 69, 115, 263, 345, 789, 1315, 3945, 6049, 18147, 30245, 90735, 221747, 665241, 1108735, 3326205, 5100181, 15300543, 25500905, 58319461, 76502715, 174958383, 291597305, 874791915, 1341347603, 4024042809, 6706738015, 20120214045]

約数ペア:

[(1, 20120214045), (3, 6706738015), (5, 4024042809), (15, 1341347603), (23, 874791915), (69, 291597305), (115, 174958383), (263, 76502715), (345, 58319461), (789, 25500905), (1315, 15300543), (3945, 5100181), (6049, 3326205), (18147, 1108735), (30245, 665241), (90735, 221747)]