517967240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{264269}}^1$

素因数の和:264294

約数の個数: 48

約数和(自身を含む): 1355705100

約数和(自身を除く): 837737860

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 264269, 528538, 1057076, 1321345, 1849883, 2114152, 2642690, 3699766, 5285380, 7399532, 9249415, 10570760, 12949181, 14799064, 18498830, 25898362, 36997660, 51796724, 64745905, 73995320, 103593448, 129491810, 258983620, 517967240]

約数ペア:

[(1, 517967240), (2, 258983620), (4, 129491810), (5, 103593448), (7, 73995320), (8, 64745905), (10, 51796724), (14, 36997660), (20, 25898362), (28, 18498830), (35, 14799064), (40, 12949181), (49, 10570760), (56, 9249415), (70, 7399532), (98, 5285380), (140, 3699766), (196, 2642690), (245, 2114152), (280, 1849883), (392, 1321345), (490, 1057076), (980, 528538), (1960, 264269)]