1388890110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{10453}}^1$

素因数の和:10609

約数の個数: 64

約数和(自身を含む): 3444300288

約数和(自身を除く): 2055410178

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 103, 129, 206, 215, 258, 309, 430, 515, 618, 645, 1030, 1290, 1545, 3090, 4429, 8858, 10453, 13287, 20906, 22145, 26574, 31359, 44290, 52265, 62718, 66435, 104530, 132870, 156795, 313590, 449479, 898958, 1076659, 1348437, 2153318, 2247395, 2696874, 3229977, 4494790, 5383295, 6459954, 6742185, 10766590, 13484370, 16149885, 32299770, 46296337, 92592674, 138889011, 231481685, 277778022, 462963370, 694445055, 1388890110]

約数ペア:

[(1, 1388890110), (2, 694445055), (3, 462963370), (5, 277778022), (6, 231481685), (10, 138889011), (15, 92592674), (30, 46296337), (43, 32299770), (86, 16149885), (103, 13484370), (129, 10766590), (206, 6742185), (215, 6459954), (258, 5383295), (309, 4494790), (430, 3229977), (515, 2696874), (618, 2247395), (645, 2153318), (1030, 1348437), (1290, 1076659), (1545, 898958), (3090, 449479), (4429, 313590), (8858, 156795), (10453, 132870), (13287, 104530), (20906, 66435), (22145, 62718), (26574, 52265), (31359, 44290)]