171938420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1\times {\mathrm{683}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 371625408

約数和(自身を除く): 199686988

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 307, 410, 614, 683, 820, 1228, 1366, 1535, 2732, 3070, 3415, 6140, 6830, 12587, 13660, 25174, 28003, 50348, 56006, 62935, 112012, 125870, 140015, 209681, 251740, 280030, 419362, 560060, 838724, 1048405, 2096810, 4193620, 8596921, 17193842, 34387684, 42984605, 85969210, 171938420]

約数ペア:

[(1, 171938420), (2, 85969210), (4, 42984605), (5, 34387684), (10, 17193842), (20, 8596921), (41, 4193620), (82, 2096810), (164, 1048405), (205, 838724), (307, 560060), (410, 419362), (614, 280030), (683, 251740), (820, 209681), (1228, 140015), (1366, 125870), (1535, 112012), (2732, 62935), (3070, 56006), (3415, 50348), (6140, 28003), (6830, 25174), (12587, 13660)]