7886190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:373

約数の個数: 64

約数和(自身を含む): 20736576

約数和(自身を除く): 12850386

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 73, 78, 130, 146, 195, 219, 277, 365, 390, 438, 554, 730, 831, 949, 1095, 1385, 1662, 1898, 2190, 2770, 2847, 3601, 4155, 4745, 5694, 7202, 8310, 9490, 10803, 14235, 18005, 20221, 21606, 28470, 36010, 40442, 54015, 60663, 101105, 108030, 121326, 202210, 262873, 303315, 525746, 606630, 788619, 1314365, 1577238, 2628730, 3943095, 7886190]

約数ペア:

[(1, 7886190), (2, 3943095), (3, 2628730), (5, 1577238), (6, 1314365), (10, 788619), (13, 606630), (15, 525746), (26, 303315), (30, 262873), (39, 202210), (65, 121326), (73, 108030), (78, 101105), (130, 60663), (146, 54015), (195, 40442), (219, 36010), (277, 28470), (365, 21606), (390, 20221), (438, 18005), (554, 14235), (730, 10803), (831, 9490), (949, 8310), (1095, 7202), (1385, 5694), (1662, 4745), (1898, 4155), (2190, 3601), (2770, 2847)]