4220524

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 9386496

約数和(自身を除く): 5165972

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 193, 284, 308, 386, 497, 772, 781, 994, 1351, 1562, 1988, 2123, 2702, 3124, 4246, 5404, 5467, 8492, 10934, 13703, 14861, 21868, 27406, 29722, 54812, 59444, 95921, 150733, 191842, 301466, 383684, 602932, 1055131, 2110262, 4220524]

約数ペア:

[(1, 4220524), (2, 2110262), (4, 1055131), (7, 602932), (11, 383684), (14, 301466), (22, 191842), (28, 150733), (44, 95921), (71, 59444), (77, 54812), (142, 29722), (154, 27406), (193, 21868), (284, 14861), (308, 13703), (386, 10934), (497, 8492), (772, 5467), (781, 5404), (994, 4246), (1351, 3124), (1562, 2702), (1988, 2123)]