189774680

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{829}}^1$

素因数の和:996

約数の個数: 64

約数和(自身を含む): 439236000

約数和(自身を除く): 249461320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 97, 118, 194, 236, 295, 388, 472, 485, 590, 776, 829, 970, 1180, 1658, 1940, 2360, 3316, 3880, 4145, 5723, 6632, 8290, 11446, 16580, 22892, 28615, 33160, 45784, 48911, 57230, 80413, 97822, 114460, 160826, 195644, 228920, 244555, 321652, 391288, 402065, 489110, 643304, 804130, 978220, 1608260, 1956440, 3216520, 4744367, 9488734, 18977468, 23721835, 37954936, 47443670, 94887340, 189774680]

約数ペア:

[(1, 189774680), (2, 94887340), (4, 47443670), (5, 37954936), (8, 23721835), (10, 18977468), (20, 9488734), (40, 4744367), (59, 3216520), (97, 1956440), (118, 1608260), (194, 978220), (236, 804130), (295, 643304), (388, 489110), (472, 402065), (485, 391288), (590, 321652), (776, 244555), (829, 228920), (970, 195644), (1180, 160826), (1658, 114460), (1940, 97822), (2360, 80413), (3316, 57230), (3880, 48911), (4145, 45784), (5723, 33160), (6632, 28615), (8290, 22892), (11446, 16580)]