19245660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{45823}}^1$

素因数の和:45842

約数の個数: 48

約数和(自身を含む): 61587456

約数和(自身を除く): 42341796

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 45823, 91646, 137469, 183292, 229115, 274938, 320761, 458230, 549876, 641522, 687345, 916460, 962283, 1283044, 1374690, 1603805, 1924566, 2749380, 3207610, 3849132, 4811415, 6415220, 9622830, 19245660]

約数ペア:

[(1, 19245660), (2, 9622830), (3, 6415220), (4, 4811415), (5, 3849132), (6, 3207610), (7, 2749380), (10, 1924566), (12, 1603805), (14, 1374690), (15, 1283044), (20, 962283), (21, 916460), (28, 687345), (30, 641522), (35, 549876), (42, 458230), (60, 320761), (70, 274938), (84, 229115), (105, 183292), (140, 137469), (210, 91646), (420, 45823)]