8690240

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2089}}^1$

素因数の和:2119

約数の個数: 56

約数和(自身を含む): 22296120

約数和(自身を除く): 13605880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 2089, 4160, 4178, 8356, 10445, 16712, 20890, 27157, 33424, 41780, 54314, 66848, 83560, 108628, 133696, 135785, 167120, 217256, 271570, 334240, 434512, 543140, 668480, 869024, 1086280, 1738048, 2172560, 4345120, 8690240]

約数ペア:

[(1, 8690240), (2, 4345120), (4, 2172560), (5, 1738048), (8, 1086280), (10, 869024), (13, 668480), (16, 543140), (20, 434512), (26, 334240), (32, 271570), (40, 217256), (52, 167120), (64, 135785), (65, 133696), (80, 108628), (104, 83560), (130, 66848), (160, 54314), (208, 41780), (260, 33424), (320, 27157), (416, 20890), (520, 16712), (832, 10445), (1040, 8356), (2080, 4178), (2089, 4160)]