47990320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^2$

素因数の和:179

約数の個数: 120

約数和(自身を含む): 136946592

約数和(自身を除く): 88956272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 71, 80, 85, 112, 119, 136, 140, 142, 170, 238, 272, 280, 284, 340, 355, 476, 497, 560, 568, 595, 680, 710, 952, 994, 1136, 1190, 1207, 1360, 1420, 1904, 1988, 2380, 2414, 2485, 2840, 3976, 4760, 4828, 4970, 5041, 5680, 6035, 7952, 8449, 9520, 9656, 9940, 10082, 12070, 16898, 19312, 19880, 20164, 24140, 25205, 33796, 35287, 39760, 40328, 42245, 48280, 50410, 67592, 70574, 80656, 84490, 85697, 96560, 100820, 135184, 141148, 168980, 171394, 176435, 201640, 282296, 337960, 342788, 352870, 403280, 428485, 564592, 599879, 675920, 685576, 705740, 856970, 1199758, 1371152, 1411480, 1713940, 2399516, 2822960, 2999395, 3427880, 4799032, 5998790, 6855760, 9598064, 11997580, 23995160, 47990320]

約数ペア:

[(1, 47990320), (2, 23995160), (4, 11997580), (5, 9598064), (7, 6855760), (8, 5998790), (10, 4799032), (14, 3427880), (16, 2999395), (17, 2822960), (20, 2399516), (28, 1713940), (34, 1411480), (35, 1371152), (40, 1199758), (56, 856970), (68, 705740), (70, 685576), (71, 675920), (80, 599879), (85, 564592), (112, 428485), (119, 403280), (136, 352870), (140, 342788), (142, 337960), (170, 282296), (238, 201640), (272, 176435), (280, 171394), (284, 168980), (340, 141148), (355, 135184), (476, 100820), (497, 96560), (560, 85697), (568, 84490), (595, 80656), (680, 70574), (710, 67592), (952, 50410), (994, 48280), (1136, 42245), (1190, 40328), (1207, 39760), (1360, 35287), (1420, 33796), (1904, 25205), (1988, 24140), (2380, 20164), (2414, 19880), (2485, 19312), (2840, 16898), (3976, 12070), (4760, 10082), (4828, 9940), (4970, 9656), (5041, 9520), (5680, 8449), (6035, 7952)]