2589244

素因数分解:

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

素因数の和:218

約数の個数: 48

約数和(自身を含む): 5662720

約数和(自身を除く): 3073476

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 157, 217, 266, 314, 434, 532, 589, 628, 868, 1099, 1178, 2198, 2356, 2983, 4123, 4396, 4867, 5966, 8246, 9734, 11932, 16492, 19468, 20881, 34069, 41762, 68138, 83524, 92473, 136276, 184946, 369892, 647311, 1294622, 2589244]

約数ペア:

[(1, 2589244), (2, 1294622), (4, 647311), (7, 369892), (14, 184946), (19, 136276), (28, 92473), (31, 83524), (38, 68138), (62, 41762), (76, 34069), (124, 20881), (133, 19468), (157, 16492), (217, 11932), (266, 9734), (314, 8246), (434, 5966), (532, 4867), (589, 4396), (628, 4123), (868, 2983), (1099, 2356), (1178, 2198)]