202920130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{40829}}^1$

素因数の和:40914

約数の個数: 32

約数和(自身を含む): 423325440

約数和(自身を除く): 220405310

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 40829, 81658, 204145, 285803, 408290, 571606, 1429015, 2858030, 2898859, 5797718, 14494295, 20292013, 28988590, 40584026, 101460065, 202920130]

約数ペア:

[(1, 202920130), (2, 101460065), (5, 40584026), (7, 28988590), (10, 20292013), (14, 14494295), (35, 5797718), (70, 2898859), (71, 2858030), (142, 1429015), (355, 571606), (497, 408290), (710, 285803), (994, 204145), (2485, 81658), (4970, 40829)]