26971140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{64217}}^1$

素因数の和:64236

約数の個数: 48

約数和(自身を含む): 86308992

約数和(自身を除く): 59337852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 64217, 128434, 192651, 256868, 321085, 385302, 449519, 642170, 770604, 899038, 963255, 1284340, 1348557, 1798076, 1926510, 2247595, 2697114, 3853020, 4495190, 5394228, 6742785, 8990380, 13485570, 26971140]

約数ペア:

[(1, 26971140), (2, 13485570), (3, 8990380), (4, 6742785), (5, 5394228), (6, 4495190), (7, 3853020), (10, 2697114), (12, 2247595), (14, 1926510), (15, 1798076), (20, 1348557), (21, 1284340), (28, 963255), (30, 899038), (35, 770604), (42, 642170), (60, 449519), (70, 385302), (84, 321085), (105, 256868), (140, 192651), (210, 128434), (420, 64217)]