27790230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71257}}^1$

素因数の和:71280

約数の個数: 32

約数和(自身を含む): 71828064

約数和(自身を除く): 44037834

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 71257, 142514, 213771, 356285, 427542, 712570, 926341, 1068855, 1852682, 2137710, 2779023, 4631705, 5558046, 9263410, 13895115, 27790230]

約数ペア:

[(1, 27790230), (2, 13895115), (3, 9263410), (5, 5558046), (6, 4631705), (10, 2779023), (13, 2137710), (15, 1852682), (26, 1068855), (30, 926341), (39, 712570), (65, 427542), (78, 356285), (130, 213771), (195, 142514), (390, 71257)]