27985980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42403}}^1$

素因数の和:42426

約数の個数: 48

約数和(自身を含む): 85486464

約数和(自身を除く): 57500484

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 42403, 84806, 127209, 169612, 212015, 254418, 424030, 466433, 508836, 636045, 848060, 932866, 1272090, 1399299, 1865732, 2332165, 2544180, 2798598, 4664330, 5597196, 6996495, 9328660, 13992990, 27985980]

約数ペア:

[(1, 27985980), (2, 13992990), (3, 9328660), (4, 6996495), (5, 5597196), (6, 4664330), (10, 2798598), (11, 2544180), (12, 2332165), (15, 1865732), (20, 1399299), (22, 1272090), (30, 932866), (33, 848060), (44, 636045), (55, 508836), (60, 466433), (66, 424030), (110, 254418), (132, 212015), (165, 169612), (220, 127209), (330, 84806), (660, 42403)]