22545020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{751}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 50534400

約数和(自身を除く): 27989380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 751, 790, 1501, 1502, 1580, 3002, 3004, 3755, 6004, 7505, 7510, 14269, 15010, 15020, 28538, 30020, 57076, 59329, 71345, 118658, 142690, 237316, 285380, 296645, 593290, 1127251, 1186580, 2254502, 4509004, 5636255, 11272510, 22545020]

約数ペア:

[(1, 22545020), (2, 11272510), (4, 5636255), (5, 4509004), (10, 2254502), (19, 1186580), (20, 1127251), (38, 593290), (76, 296645), (79, 285380), (95, 237316), (158, 142690), (190, 118658), (316, 71345), (380, 59329), (395, 57076), (751, 30020), (790, 28538), (1501, 15020), (1502, 15010), (1580, 14269), (3002, 7510), (3004, 7505), (3755, 6004)]