30718870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{33757}}^1$

素因数の和:33784

約数の個数: 32

約数和(自身を含む): 68056128

約数和(自身を除く): 37337258

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 33757, 67514, 168785, 236299, 337570, 438841, 472598, 877682, 1181495, 2194205, 2362990, 3071887, 4388410, 6143774, 15359435, 30718870]

約数ペア:

[(1, 30718870), (2, 15359435), (5, 6143774), (7, 4388410), (10, 3071887), (13, 2362990), (14, 2194205), (26, 1181495), (35, 877682), (65, 472598), (70, 438841), (91, 337570), (130, 236299), (182, 168785), (455, 67514), (910, 33757)]