20170012080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{815939}}^1$

素因数の和:816058

約数の個数: 80

約数和(自身を含む): 63134173440

約数和(自身を除く): 42964161360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 824, 1030, 1236, 1545, 1648, 2060, 2472, 3090, 4120, 4944, 6180, 8240, 12360, 24720, 815939, 1631878, 2447817, 3263756, 4079695, 4895634, 6527512, 8159390, 9791268, 12239085, 13055024, 16318780, 19582536, 24478170, 32637560, 39165072, 48956340, 65275120, 84041717, 97912680, 168083434, 195825360, 252125151, 336166868, 420208585, 504250302, 672333736, 840417170, 1008500604, 1260625755, 1344667472, 1680834340, 2017001208, 2521251510, 3361668680, 4034002416, 5042503020, 6723337360, 10085006040, 20170012080]

約数ペア:

[(1, 20170012080), (2, 10085006040), (3, 6723337360), (4, 5042503020), (5, 4034002416), (6, 3361668680), (8, 2521251510), (10, 2017001208), (12, 1680834340), (15, 1344667472), (16, 1260625755), (20, 1008500604), (24, 840417170), (30, 672333736), (40, 504250302), (48, 420208585), (60, 336166868), (80, 252125151), (103, 195825360), (120, 168083434), (206, 97912680), (240, 84041717), (309, 65275120), (412, 48956340), (515, 39165072), (618, 32637560), (824, 24478170), (1030, 19582536), (1236, 16318780), (1545, 13055024), (1648, 12239085), (2060, 9791268), (2472, 8159390), (3090, 6527512), (4120, 4895634), (4944, 4079695), (6180, 3263756), (8240, 2447817), (12360, 1631878), (24720, 815939)]