56896980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{135469}}^1$

素因数の和:135488

約数の個数: 48

約数和(自身を含む): 182071680

約数和(自身を除く): 125174700

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, 135469, 270938, 406407, 541876, 677345, 812814, 948283, 1354690, 1625628, 1896566, 2032035, 2709380, 2844849, 3793132, 4064070, 4741415, 5689698, 8128140, 9482830, 11379396, 14224245, 18965660, 28448490, 56896980]

約数ペア:

[(1, 56896980), (2, 28448490), (3, 18965660), (4, 14224245), (5, 11379396), (6, 9482830), (7, 8128140), (10, 5689698), (12, 4741415), (14, 4064070), (15, 3793132), (20, 2844849), (21, 2709380), (28, 2032035), (30, 1896566), (35, 1625628), (42, 1354690), (60, 948283), (70, 812814), (84, 677345), (105, 541876), (140, 406407), (210, 270938), (420, 135469)]