8587280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1$

素因数の和:408

約数の個数: 80

約数和(自身を含む): 22498560

約数和(自身を除く): 13911280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 359, 368, 460, 520, 598, 718, 920, 1040, 1196, 1436, 1495, 1795, 1840, 2392, 2872, 2990, 3590, 4667, 4784, 5744, 5980, 7180, 8257, 9334, 11960, 14360, 16514, 18668, 23335, 23920, 28720, 33028, 37336, 41285, 46670, 66056, 74672, 82570, 93340, 107341, 132112, 165140, 186680, 214682, 330280, 373360, 429364, 536705, 660560, 858728, 1073410, 1717456, 2146820, 4293640, 8587280]

約数ペア:

[(1, 8587280), (2, 4293640), (4, 2146820), (5, 1717456), (8, 1073410), (10, 858728), (13, 660560), (16, 536705), (20, 429364), (23, 373360), (26, 330280), (40, 214682), (46, 186680), (52, 165140), (65, 132112), (80, 107341), (92, 93340), (104, 82570), (115, 74672), (130, 66056), (184, 46670), (208, 41285), (230, 37336), (260, 33028), (299, 28720), (359, 23920), (368, 23335), (460, 18668), (520, 16514), (598, 14360), (718, 11960), (920, 9334), (1040, 8257), (1196, 7180), (1436, 5980), (1495, 5744), (1795, 4784), (1840, 4667), (2392, 3590), (2872, 2990)]