284689730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{115259}}^1$

素因数の和:115298

約数の個数: 32

約数和(自身を含む): 580910400

約数和(自身を除く): 296220670

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 115259, 230518, 576295, 1152590, 1498367, 2189921, 2996734, 4379842, 7491835, 10949605, 14983670, 21899210, 28468973, 56937946, 142344865, 284689730]

約数ペア:

[(1, 284689730), (2, 142344865), (5, 56937946), (10, 28468973), (13, 21899210), (19, 14983670), (26, 10949605), (38, 7491835), (65, 4379842), (95, 2996734), (130, 2189921), (190, 1498367), (247, 1152590), (494, 576295), (1235, 230518), (2470, 115259)]