7430540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28579}}^1$

素因数の和:28601

約数の個数: 24

約数和(自身を含む): 16805040

約数和(自身を除く): 9374500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 28579, 57158, 114316, 142895, 285790, 371527, 571580, 743054, 1486108, 1857635, 3715270, 7430540]

約数ペア:

[(1, 7430540), (2, 3715270), (4, 1857635), (5, 1486108), (10, 743054), (13, 571580), (20, 371527), (26, 285790), (52, 142895), (65, 114316), (130, 57158), (260, 28579)]