9720230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74771}}^1$

素因数の和:74791

約数の個数: 16

約数和(自身を含む): 18842544

約数和(自身を除く): 9122314

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 74771, 149542, 373855, 747710, 972023, 1944046, 4860115, 9720230]

約数ペア:

[(1, 9720230), (2, 4860115), (5, 1944046), (10, 972023), (13, 747710), (26, 373855), (65, 149542), (130, 74771)]