17964120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7879}}^1$

素因数の和:7912

約数の個数: 64

約数和(自身を含む): 56736000

約数和(自身を除く): 38771880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 7879, 15758, 23637, 31516, 39395, 47274, 63032, 78790, 94548, 118185, 149701, 157580, 189096, 236370, 299402, 315160, 449103, 472740, 598804, 748505, 898206, 945480, 1197608, 1497010, 1796412, 2245515, 2994020, 3592824, 4491030, 5988040, 8982060, 17964120]

約数ペア:

[(1, 17964120), (2, 8982060), (3, 5988040), (4, 4491030), (5, 3592824), (6, 2994020), (8, 2245515), (10, 1796412), (12, 1497010), (15, 1197608), (19, 945480), (20, 898206), (24, 748505), (30, 598804), (38, 472740), (40, 449103), (57, 315160), (60, 299402), (76, 236370), (95, 189096), (114, 157580), (120, 149701), (152, 118185), (190, 94548), (228, 78790), (285, 63032), (380, 47274), (456, 39395), (570, 31516), (760, 23637), (1140, 15758), (2280, 7879)]