15260840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{54503}}^1$

素因数の和:54521

約数の個数: 32

約数和(自身を含む): 39242880

約数和(自身を除く): 23982040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 54503, 109006, 218012, 272515, 381521, 436024, 545030, 763042, 1090060, 1526084, 1907605, 2180120, 3052168, 3815210, 7630420, 15260840]

約数ペア:

[(1, 15260840), (2, 7630420), (4, 3815210), (5, 3052168), (7, 2180120), (8, 1907605), (10, 1526084), (14, 1090060), (20, 763042), (28, 545030), (35, 436024), (40, 381521), (56, 272515), (70, 218012), (140, 109006), (280, 54503)]