2016573740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{54709}}^1$

素因数の和:54834

約数の個数: 48

約数和(自身を含む): 4503727200

約数和(自身を除く): 2487153460

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, 18430, 36860, 54709, 109418, 218836, 273545, 547090, 1039471, 1094180, 2078942, 4157884, 5197355, 5306773, 10394710, 10613546, 20789420, 21227092, 26533865, 53067730, 100828687, 106135460, 201657374, 403314748, 504143435, 1008286870, 2016573740]

約数ペア:

[(1, 2016573740), (2, 1008286870), (4, 504143435), (5, 403314748), (10, 201657374), (19, 106135460), (20, 100828687), (38, 53067730), (76, 26533865), (95, 21227092), (97, 20789420), (190, 10613546), (194, 10394710), (380, 5306773), (388, 5197355), (485, 4157884), (970, 2078942), (1843, 1094180), (1940, 1039471), (3686, 547090), (7372, 273545), (9215, 218836), (18430, 109418), (36860, 54709)]