205366820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{6841}}^1$

素因数の和:6948

約数の個数: 48

約数和(自身を含む): 459782400

約数和(自身を除く): 254415580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1501, 1580, 3002, 6004, 6841, 7505, 13682, 15010, 27364, 30020, 34205, 68410, 129979, 136820, 259958, 519916, 540439, 649895, 1080878, 1299790, 2161756, 2599580, 2702195, 5404390, 10268341, 10808780, 20536682, 41073364, 51341705, 102683410, 205366820]

約数ペア:

[(1, 205366820), (2, 102683410), (4, 51341705), (5, 41073364), (10, 20536682), (19, 10808780), (20, 10268341), (38, 5404390), (76, 2702195), (79, 2599580), (95, 2161756), (158, 1299790), (190, 1080878), (316, 649895), (380, 540439), (395, 519916), (790, 259958), (1501, 136820), (1580, 129979), (3002, 68410), (6004, 34205), (6841, 30020), (7505, 27364), (13682, 15010)]