38685920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2657}}^1$

素因数の和:2692

約数の個数: 96

約数和(自身を含む): 112529088

約数和(自身を除く): 73843168

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2657, 2912, 3640, 5314, 7280, 10628, 13285, 14560, 18599, 21256, 26570, 34541, 37198, 42512, 53140, 69082, 74396, 85024, 92995, 106280, 138164, 148792, 172705, 185990, 212560, 241787, 276328, 297584, 345410, 371980, 425120, 483574, 552656, 595168, 690820, 743960, 967148, 1105312, 1208935, 1381640, 1487920, 1934296, 2417870, 2763280, 2975840, 3868592, 4835740, 5526560, 7737184, 9671480, 19342960, 38685920]

約数ペア:

[(1, 38685920), (2, 19342960), (4, 9671480), (5, 7737184), (7, 5526560), (8, 4835740), (10, 3868592), (13, 2975840), (14, 2763280), (16, 2417870), (20, 1934296), (26, 1487920), (28, 1381640), (32, 1208935), (35, 1105312), (40, 967148), (52, 743960), (56, 690820), (65, 595168), (70, 552656), (80, 483574), (91, 425120), (104, 371980), (112, 345410), (130, 297584), (140, 276328), (160, 241787), (182, 212560), (208, 185990), (224, 172705), (260, 148792), (280, 138164), (364, 106280), (416, 92995), (455, 85024), (520, 74396), (560, 69082), (728, 53140), (910, 42512), (1040, 37198), (1120, 34541), (1456, 26570), (1820, 21256), (2080, 18599), (2657, 14560), (2912, 13285), (3640, 10628), (5314, 7280)]