7869980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 17781120

約数和(自身を除く): 9911140

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 293, 316, 340, 395, 586, 790, 1172, 1343, 1465, 1580, 2686, 2930, 4981, 5372, 5860, 6715, 9962, 13430, 19924, 23147, 24905, 26860, 46294, 49810, 92588, 99620, 115735, 231470, 393499, 462940, 786998, 1573996, 1967495, 3934990, 7869980]

約数ペア:

[(1, 7869980), (2, 3934990), (4, 1967495), (5, 1573996), (10, 786998), (17, 462940), (20, 393499), (34, 231470), (68, 115735), (79, 99620), (85, 92588), (158, 49810), (170, 46294), (293, 26860), (316, 24905), (340, 23147), (395, 19924), (586, 13430), (790, 9962), (1172, 6715), (1343, 5860), (1465, 5372), (1580, 4981), (2686, 2930)]