83386820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19949}}^1$

素因数の和:19988

約数の個数: 48

約数和(自身を含む): 201096000

約数和(自身を除く): 117709180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 19949, 39898, 79796, 99745, 199490, 219439, 379031, 398980, 438878, 758062, 877756, 1097195, 1516124, 1895155, 2194390, 3790310, 4169341, 4388780, 7580620, 8338682, 16677364, 20846705, 41693410, 83386820]

約数ペア:

[(1, 83386820), (2, 41693410), (4, 20846705), (5, 16677364), (10, 8338682), (11, 7580620), (19, 4388780), (20, 4169341), (22, 3790310), (38, 2194390), (44, 1895155), (55, 1516124), (76, 1097195), (95, 877756), (110, 758062), (190, 438878), (209, 398980), (220, 379031), (380, 219439), (418, 199490), (836, 99745), (1045, 79796), (2090, 39898), (4180, 19949)]