18730980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{34687}}^1$

素因数の和:34705

約数の個数: 48

約数和(自身を含む): 58275840

約数和(自身を除く): 39544860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 34687, 69374, 104061, 138748, 173435, 208122, 312183, 346870, 416244, 520305, 624366, 693740, 936549, 1040610, 1248732, 1560915, 1873098, 2081220, 3121830, 3746196, 4682745, 6243660, 9365490, 18730980]

約数ペア:

[(1, 18730980), (2, 9365490), (3, 6243660), (4, 4682745), (5, 3746196), (6, 3121830), (9, 2081220), (10, 1873098), (12, 1560915), (15, 1248732), (18, 1040610), (20, 936549), (27, 693740), (30, 624366), (36, 520305), (45, 416244), (54, 346870), (60, 312183), (90, 208122), (108, 173435), (135, 138748), (180, 104061), (270, 69374), (540, 34687)]