15392440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{54973}}^1$

素因数の和:54991

約数の個数: 32

約数和(自身を含む): 39581280

約数和(自身を除く): 24188840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 54973, 109946, 219892, 274865, 384811, 439784, 549730, 769622, 1099460, 1539244, 1924055, 2198920, 3078488, 3848110, 7696220, 15392440]

約数ペア:

[(1, 15392440), (2, 7696220), (4, 3848110), (5, 3078488), (7, 2198920), (8, 1924055), (10, 1539244), (14, 1099460), (20, 769622), (28, 549730), (35, 439784), (40, 384811), (56, 274865), (70, 219892), (140, 109946), (280, 54973)]