20871600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17393}}^1$

素因数の和:17414

約数の個数: 60

約数和(自身を含む): 66862536

約数和(自身を除く): 45990936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 17393, 34786, 52179, 69572, 86965, 104358, 139144, 173930, 208716, 260895, 278288, 347860, 417432, 434825, 521790, 695720, 834864, 869650, 1043580, 1304475, 1391440, 1739300, 2087160, 2608950, 3478600, 4174320, 5217900, 6957200, 10435800, 20871600]

約数ペア:

[(1, 20871600), (2, 10435800), (3, 6957200), (4, 5217900), (5, 4174320), (6, 3478600), (8, 2608950), (10, 2087160), (12, 1739300), (15, 1391440), (16, 1304475), (20, 1043580), (24, 869650), (25, 834864), (30, 695720), (40, 521790), (48, 434825), (50, 417432), (60, 347860), (75, 278288), (80, 260895), (100, 208716), (120, 173930), (150, 139144), (200, 104358), (240, 86965), (300, 69572), (400, 52179), (600, 34786), (1200, 17393)]