30976790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{997}}^1$

素因数の和:1256

約数の個数: 32

約数和(自身を含む): 60359040

約数和(自身を除く): 29382250

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 239, 478, 997, 1195, 1994, 2390, 3107, 4985, 6214, 9970, 12961, 15535, 25922, 31070, 64805, 129610, 238283, 476566, 1191415, 2382830, 3097679, 6195358, 15488395, 30976790]

約数ペア:

[(1, 30976790), (2, 15488395), (5, 6195358), (10, 3097679), (13, 2382830), (26, 1191415), (65, 476566), (130, 238283), (239, 129610), (478, 64805), (997, 31070), (1195, 25922), (1994, 15535), (2390, 12961), (3107, 9970), (4985, 6214)]