1918140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4567}}^1$

素因数の和:4586

約数の個数: 48

約数和(自身を含む): 6139392

約数和(自身を除く): 4221252

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, 4567, 9134, 13701, 18268, 22835, 27402, 31969, 45670, 54804, 63938, 68505, 91340, 95907, 127876, 137010, 159845, 191814, 274020, 319690, 383628, 479535, 639380, 959070, 1918140]

約数ペア:

[(1, 1918140), (2, 959070), (3, 639380), (4, 479535), (5, 383628), (6, 319690), (7, 274020), (10, 191814), (12, 159845), (14, 137010), (15, 127876), (20, 95907), (21, 91340), (28, 68505), (30, 63938), (35, 54804), (42, 45670), (60, 31969), (70, 27402), (84, 22835), (105, 18268), (140, 13701), (210, 9134), (420, 4567)]