12626320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{3221}}^1$

素因数の和:3248

約数の個数: 60

約数和(自身を含む): 34159644

約数和(自身を除く): 21533324

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3221, 3920, 6442, 12884, 16105, 22547, 25768, 32210, 45094, 51536, 64420, 90188, 112735, 128840, 157829, 180376, 225470, 257680, 315658, 360752, 450940, 631316, 789145, 901880, 1262632, 1578290, 1803760, 2525264, 3156580, 6313160, 12626320]

約数ペア:

[(1, 12626320), (2, 6313160), (4, 3156580), (5, 2525264), (7, 1803760), (8, 1578290), (10, 1262632), (14, 901880), (16, 789145), (20, 631316), (28, 450940), (35, 360752), (40, 315658), (49, 257680), (56, 225470), (70, 180376), (80, 157829), (98, 128840), (112, 112735), (140, 90188), (196, 64420), (245, 51536), (280, 45094), (392, 32210), (490, 25768), (560, 22547), (784, 16105), (980, 12884), (1960, 6442), (3221, 3920)]