7794940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 17529120

約数和(自身を除く): 9734180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 281, 292, 365, 380, 562, 730, 1124, 1387, 1405, 1460, 2774, 2810, 5339, 5548, 5620, 6935, 10678, 13870, 20513, 21356, 26695, 27740, 41026, 53390, 82052, 102565, 106780, 205130, 389747, 410260, 779494, 1558988, 1948735, 3897470, 7794940]

約数ペア:

[(1, 7794940), (2, 3897470), (4, 1948735), (5, 1558988), (10, 779494), (19, 410260), (20, 389747), (38, 205130), (73, 106780), (76, 102565), (95, 82052), (146, 53390), (190, 41026), (281, 27740), (292, 26695), (365, 21356), (380, 20513), (562, 13870), (730, 10678), (1124, 6935), (1387, 5620), (1405, 5548), (1460, 5339), (2774, 2810)]