5178488

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 12134400

約数和(自身を除く): 6955912

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 56, 62, 76, 124, 133, 152, 157, 217, 248, 266, 314, 434, 532, 589, 628, 868, 1064, 1099, 1178, 1256, 1736, 2198, 2356, 2983, 4123, 4396, 4712, 4867, 5966, 8246, 8792, 9734, 11932, 16492, 19468, 20881, 23864, 32984, 34069, 38936, 41762, 68138, 83524, 92473, 136276, 167048, 184946, 272552, 369892, 647311, 739784, 1294622, 2589244, 5178488]

約数ペア:

[(1, 5178488), (2, 2589244), (4, 1294622), (7, 739784), (8, 647311), (14, 369892), (19, 272552), (28, 184946), (31, 167048), (38, 136276), (56, 92473), (62, 83524), (76, 68138), (124, 41762), (133, 38936), (152, 34069), (157, 32984), (217, 23864), (248, 20881), (266, 19468), (314, 16492), (434, 11932), (532, 9734), (589, 8792), (628, 8246), (868, 5966), (1064, 4867), (1099, 4712), (1178, 4396), (1256, 4123), (1736, 2983), (2198, 2356)]