20027160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{55631}}^1$

素因数の和:55648

約数の個数: 48

約数和(自身を含む): 65089440

約数和(自身を除く): 45062280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 55631, 111262, 166893, 222524, 278155, 333786, 445048, 500679, 556310, 667572, 834465, 1001358, 1112620, 1335144, 1668930, 2002716, 2225240, 2503395, 3337860, 4005432, 5006790, 6675720, 10013580, 20027160]

約数ペア:

[(1, 20027160), (2, 10013580), (3, 6675720), (4, 5006790), (5, 4005432), (6, 3337860), (8, 2503395), (9, 2225240), (10, 2002716), (12, 1668930), (15, 1335144), (18, 1112620), (20, 1001358), (24, 834465), (30, 667572), (36, 556310), (40, 500679), (45, 445048), (60, 333786), (72, 278155), (90, 222524), (120, 166893), (180, 111262), (360, 55631)]