28420740

素因数分解:

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

素因数の和:52649

約数の個数: 48

約数和(自身を含む): 88421760

約数和(自身を除く): 60001020

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, 52631, 105262, 157893, 210524, 263155, 315786, 473679, 526310, 631572, 789465, 947358, 1052620, 1421037, 1578930, 1894716, 2368395, 2842074, 3157860, 4736790, 5684148, 7105185, 9473580, 14210370, 28420740]

約数ペア:

[(1, 28420740), (2, 14210370), (3, 9473580), (4, 7105185), (5, 5684148), (6, 4736790), (9, 3157860), (10, 2842074), (12, 2368395), (15, 1894716), (18, 1578930), (20, 1421037), (27, 1052620), (30, 947358), (36, 789465), (45, 631572), (54, 526310), (60, 473679), (90, 315786), (108, 263155), (135, 210524), (180, 157893), (270, 105262), (540, 52631)]