18947160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{52631}}^1$

素因数の和:52648

約数の個数: 48

約数和(自身を含む): 61579440

約数和(自身を除く): 42632280

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, 52631, 105262, 157893, 210524, 263155, 315786, 421048, 473679, 526310, 631572, 789465, 947358, 1052620, 1263144, 1578930, 1894716, 2105240, 2368395, 3157860, 3789432, 4736790, 6315720, 9473580, 18947160]

約数ペア:

[(1, 18947160), (2, 9473580), (3, 6315720), (4, 4736790), (5, 3789432), (6, 3157860), (8, 2368395), (9, 2105240), (10, 1894716), (12, 1578930), (15, 1263144), (18, 1052620), (20, 947358), (24, 789465), (30, 631572), (36, 526310), (40, 473679), (45, 421048), (60, 315786), (72, 263155), (90, 210524), (120, 157893), (180, 105262), (360, 52631)]