2154192.00000000

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55457}}^1$

素因数の和:55480

約数の個数: 32

約数和(自身を含む): 55901664

約数和(自身を除く): 34273434

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 55457, 110914, 166371, 277285, 332742, 554570, 720941, 831855, 1441882, 1663710, 2162823, 3604705, 4325646, 7209410, 10814115, 21628230]

約数ペア:

[(1, 21628230), (2, 10814115), (3, 7209410), (5, 4325646), (6, 3604705), (10, 2162823), (13, 1663710), (15, 1441882), (26, 831855), (30, 720941), (39, 554570), (65, 332742), (78, 277285), (130, 166371), (195, 110914), (390, 55457)]