16975840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1$

素因数の和:704

約数の個数: 96

約数和(自身を含む): 47900160

約数和(自身を除く): 30924320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 659, 736, 805, 920, 1120, 1288, 1318, 1610, 1840, 2576, 2636, 3220, 3295, 3680, 4613, 5152, 5272, 6440, 6590, 9226, 10544, 12880, 13180, 15157, 18452, 21088, 23065, 25760, 26360, 30314, 36904, 46130, 52720, 60628, 73808, 75785, 92260, 105440, 106099, 121256, 147616, 151570, 184520, 212198, 242512, 303140, 369040, 424396, 485024, 530495, 606280, 738080, 848792, 1060990, 1212560, 1697584, 2121980, 2425120, 3395168, 4243960, 8487920, 16975840]

約数ペア:

[(1, 16975840), (2, 8487920), (4, 4243960), (5, 3395168), (7, 2425120), (8, 2121980), (10, 1697584), (14, 1212560), (16, 1060990), (20, 848792), (23, 738080), (28, 606280), (32, 530495), (35, 485024), (40, 424396), (46, 369040), (56, 303140), (70, 242512), (80, 212198), (92, 184520), (112, 151570), (115, 147616), (140, 121256), (160, 106099), (161, 105440), (184, 92260), (224, 75785), (230, 73808), (280, 60628), (322, 52720), (368, 46130), (460, 36904), (560, 30314), (644, 26360), (659, 25760), (736, 23065), (805, 21088), (920, 18452), (1120, 15157), (1288, 13180), (1318, 12880), (1610, 10544), (1840, 9226), (2576, 6590), (2636, 6440), (3220, 5272), (3295, 5152), (3680, 4613)]