26463920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:227

約数の個数: 120

約数和(自身を含む): 73705104

約数和(自身を除く): 47241184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 49, 56, 70, 80, 86, 98, 112, 140, 157, 172, 196, 215, 245, 280, 301, 314, 344, 392, 430, 490, 560, 602, 628, 688, 784, 785, 860, 980, 1099, 1204, 1256, 1505, 1570, 1720, 1960, 2107, 2198, 2408, 2512, 3010, 3140, 3440, 3920, 4214, 4396, 4816, 5495, 6020, 6280, 6751, 7693, 8428, 8792, 10535, 10990, 12040, 12560, 13502, 15386, 16856, 17584, 21070, 21980, 24080, 27004, 30772, 33712, 33755, 38465, 42140, 43960, 47257, 54008, 61544, 67510, 76930, 84280, 87920, 94514, 108016, 123088, 135020, 153860, 168560, 189028, 236285, 270040, 307720, 330799, 378056, 472570, 540080, 615440, 661598, 756112, 945140, 1323196, 1653995, 1890280, 2646392, 3307990, 3780560, 5292784, 6615980, 13231960, 26463920]

約数ペア:

[(1, 26463920), (2, 13231960), (4, 6615980), (5, 5292784), (7, 3780560), (8, 3307990), (10, 2646392), (14, 1890280), (16, 1653995), (20, 1323196), (28, 945140), (35, 756112), (40, 661598), (43, 615440), (49, 540080), (56, 472570), (70, 378056), (80, 330799), (86, 307720), (98, 270040), (112, 236285), (140, 189028), (157, 168560), (172, 153860), (196, 135020), (215, 123088), (245, 108016), (280, 94514), (301, 87920), (314, 84280), (344, 76930), (392, 67510), (430, 61544), (490, 54008), (560, 47257), (602, 43960), (628, 42140), (688, 38465), (784, 33755), (785, 33712), (860, 30772), (980, 27004), (1099, 24080), (1204, 21980), (1256, 21070), (1505, 17584), (1570, 16856), (1720, 15386), (1960, 13502), (2107, 12560), (2198, 12040), (2408, 10990), (2512, 10535), (3010, 8792), (3140, 8428), (3440, 7693), (3920, 6751), (4214, 6280), (4396, 6020), (4816, 5495)]