655210660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109567}}^1$

素因数の和:109612

約数の個数: 48

約数和(自身を含む): 1546223616

約数和(自身を除く): 891012956

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 109567, 219134, 438268, 547835, 1095670, 1424371, 2191340, 2520041, 2848742, 5040082, 5697484, 7121855, 10080164, 12600205, 14243710, 25200410, 28487420, 32760533, 50400820, 65521066, 131042132, 163802665, 327605330, 655210660]

約数ペア:

[(1, 655210660), (2, 327605330), (4, 163802665), (5, 131042132), (10, 65521066), (13, 50400820), (20, 32760533), (23, 28487420), (26, 25200410), (46, 14243710), (52, 12600205), (65, 10080164), (92, 7121855), (115, 5697484), (130, 5040082), (230, 2848742), (260, 2520041), (299, 2191340), (460, 1424371), (598, 1095670), (1196, 547835), (1495, 438268), (2990, 219134), (5980, 109567)]