1788052020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{634061}}^1$

素因数の和:634120

約数の個数: 48

約数和(自身を含む): 5113075968

約数和(自身を除く): 3325023948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 634061, 1268122, 1902183, 2536244, 3170305, 3804366, 6340610, 7608732, 9510915, 12681220, 19021830, 29800867, 38043660, 59601734, 89402601, 119203468, 149004335, 178805202, 298008670, 357610404, 447013005, 596017340, 894026010, 1788052020]

約数ペア:

[(1, 1788052020), (2, 894026010), (3, 596017340), (4, 447013005), (5, 357610404), (6, 298008670), (10, 178805202), (12, 149004335), (15, 119203468), (20, 89402601), (30, 59601734), (47, 38043660), (60, 29800867), (94, 19021830), (141, 12681220), (188, 9510915), (235, 7608732), (282, 6340610), (470, 3804366), (564, 3170305), (705, 2536244), (940, 1902183), (1410, 1268122), (2820, 634061)]