40488620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2267}}^1$

素因数の和:2342

約数の個数: 48

約数和(自身を含む): 91445760

約数和(自身を除く): 50957140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 2267, 3572, 4465, 4534, 8930, 9068, 11335, 17860, 22670, 43073, 45340, 86146, 106549, 172292, 213098, 215365, 426196, 430730, 532745, 861460, 1065490, 2024431, 2130980, 4048862, 8097724, 10122155, 20244310, 40488620]

約数ペア:

[(1, 40488620), (2, 20244310), (4, 10122155), (5, 8097724), (10, 4048862), (19, 2130980), (20, 2024431), (38, 1065490), (47, 861460), (76, 532745), (94, 430730), (95, 426196), (188, 215365), (190, 213098), (235, 172292), (380, 106549), (470, 86146), (893, 45340), (940, 43073), (1786, 22670), (2267, 17860), (3572, 11335), (4465, 9068), (4534, 8930)]