261569370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{19861}}^1$

素因数の和:20310

約数の個数: 32

約数和(自身を含む): 629228160

約数和(自身を除く): 367658790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 439, 878, 1317, 2195, 2634, 4390, 6585, 13170, 19861, 39722, 59583, 99305, 119166, 198610, 297915, 595830, 8718979, 17437958, 26156937, 43594895, 52313874, 87189790, 130784685, 261569370]

約数ペア:

[(1, 261569370), (2, 130784685), (3, 87189790), (5, 52313874), (6, 43594895), (10, 26156937), (15, 17437958), (30, 8718979), (439, 595830), (878, 297915), (1317, 198610), (2195, 119166), (2634, 99305), (4390, 59583), (6585, 39722), (13170, 19861)]