20286270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13259}}^1$

素因数の和:13289

約数の個数: 48

約数和(自身を含む): 55851120

約数和(自身を除く): 35564850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 13259, 26518, 39777, 66295, 79554, 119331, 132590, 198885, 225403, 238662, 397770, 450806, 596655, 676209, 1127015, 1193310, 1352418, 2028627, 2254030, 3381045, 4057254, 6762090, 10143135, 20286270]

約数ペア:

[(1, 20286270), (2, 10143135), (3, 6762090), (5, 4057254), (6, 3381045), (9, 2254030), (10, 2028627), (15, 1352418), (17, 1193310), (18, 1127015), (30, 676209), (34, 596655), (45, 450806), (51, 397770), (85, 238662), (90, 225403), (102, 198885), (153, 132590), (170, 119331), (255, 79554), (306, 66295), (510, 39777), (765, 26518), (1530, 13259)]