8326640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{14869}}^1$

素因数の和:14889

約数の個数: 40

約数和(自身を含む): 22126560

約数和(自身を除く): 13799920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 14869, 29738, 59476, 74345, 104083, 118952, 148690, 208166, 237904, 297380, 416332, 520415, 594760, 832664, 1040830, 1189520, 1665328, 2081660, 4163320, 8326640]

約数ペア:

[(1, 8326640), (2, 4163320), (4, 2081660), (5, 1665328), (7, 1189520), (8, 1040830), (10, 832664), (14, 594760), (16, 520415), (20, 416332), (28, 297380), (35, 237904), (40, 208166), (56, 148690), (70, 118952), (80, 104083), (112, 74345), (140, 59476), (280, 29738), (560, 14869)]