547997620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{14867}}^1$

素因数の和:14992

約数の個数: 48

約数和(自身を含む): 1223933760

約数和(自身を除く): 675936140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 97, 190, 194, 380, 388, 485, 970, 1843, 1940, 3686, 7372, 9215, 14867, 18430, 29734, 36860, 59468, 74335, 148670, 282473, 297340, 564946, 1129892, 1412365, 1442099, 2824730, 2884198, 5649460, 5768396, 7210495, 14420990, 27399881, 28841980, 54799762, 109599524, 136999405, 273998810, 547997620]

約数ペア:

[(1, 547997620), (2, 273998810), (4, 136999405), (5, 109599524), (10, 54799762), (19, 28841980), (20, 27399881), (38, 14420990), (76, 7210495), (95, 5768396), (97, 5649460), (190, 2884198), (194, 2824730), (380, 1442099), (388, 1412365), (485, 1129892), (970, 564946), (1843, 297340), (1940, 282473), (3686, 148670), (7372, 74335), (9215, 59468), (14867, 36860), (18430, 29734)]