73910320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1787}}^1$

素因数の和:1858

約数の個数: 80

約数和(自身を含む): 191559168

約数和(自身を除く): 117648848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 176, 188, 220, 235, 376, 440, 470, 517, 752, 880, 940, 1034, 1787, 1880, 2068, 2585, 3574, 3760, 4136, 5170, 7148, 8272, 8935, 10340, 14296, 17870, 19657, 20680, 28592, 35740, 39314, 41360, 71480, 78628, 83989, 98285, 142960, 157256, 167978, 196570, 314512, 335956, 393140, 419945, 671912, 786280, 839890, 923879, 1343824, 1572560, 1679780, 1847758, 3359560, 3695516, 4619395, 6719120, 7391032, 9238790, 14782064, 18477580, 36955160, 73910320]

約数ペア:

[(1, 73910320), (2, 36955160), (4, 18477580), (5, 14782064), (8, 9238790), (10, 7391032), (11, 6719120), (16, 4619395), (20, 3695516), (22, 3359560), (40, 1847758), (44, 1679780), (47, 1572560), (55, 1343824), (80, 923879), (88, 839890), (94, 786280), (110, 671912), (176, 419945), (188, 393140), (220, 335956), (235, 314512), (376, 196570), (440, 167978), (470, 157256), (517, 142960), (752, 98285), (880, 83989), (940, 78628), (1034, 71480), (1787, 41360), (1880, 39314), (2068, 35740), (2585, 28592), (3574, 20680), (3760, 19657), (4136, 17870), (5170, 14296), (7148, 10340), (8272, 8935)]