355753340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{19919}}^1$

素因数の和:19994

約数の個数: 48

約数和(自身を含む): 803174400

約数和(自身を除く): 447421060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 3572, 4465, 8930, 17860, 19919, 39838, 79676, 99595, 199190, 378461, 398380, 756922, 936193, 1513844, 1872386, 1892305, 3744772, 3784610, 4680965, 7569220, 9361930, 17787667, 18723860, 35575334, 71150668, 88938335, 177876670, 355753340]

約数ペア:

[(1, 355753340), (2, 177876670), (4, 88938335), (5, 71150668), (10, 35575334), (19, 18723860), (20, 17787667), (38, 9361930), (47, 7569220), (76, 4680965), (94, 3784610), (95, 3744772), (188, 1892305), (190, 1872386), (235, 1513844), (380, 936193), (470, 756922), (893, 398380), (940, 378461), (1786, 199190), (3572, 99595), (4465, 79676), (8930, 39838), (17860, 19919)]