8708304280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16746739}}^1$

素因数の和:16746763

約数の個数: 32

約数和(自身を含む): 21100892400

約数和(自身を除く): 12392588120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 16746739, 33493478, 66986956, 83733695, 133973912, 167467390, 217707607, 334934780, 435415214, 669869560, 870830428, 1088538035, 1741660856, 2177076070, 4354152140, 8708304280]

約数ペア:

[(1, 8708304280), (2, 4354152140), (4, 2177076070), (5, 1741660856), (8, 1088538035), (10, 870830428), (13, 669869560), (20, 435415214), (26, 334934780), (40, 217707607), (52, 167467390), (65, 133973912), (104, 83733695), (130, 66986956), (260, 33493478), (520, 16746739)]