31106680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6427}}^1$

素因数の和:6460

約数の個数: 48

約数和(自身を含む): 76943160

約数和(自身を除く): 45836480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 6427, 12854, 25708, 32135, 51416, 64270, 70697, 128540, 141394, 257080, 282788, 353485, 565576, 706970, 777667, 1413940, 1555334, 2827880, 3110668, 3888335, 6221336, 7776670, 15553340, 31106680]

約数ペア:

[(1, 31106680), (2, 15553340), (4, 7776670), (5, 6221336), (8, 3888335), (10, 3110668), (11, 2827880), (20, 1555334), (22, 1413940), (40, 777667), (44, 706970), (55, 565576), (88, 353485), (110, 282788), (121, 257080), (220, 141394), (242, 128540), (440, 70697), (484, 64270), (605, 51416), (968, 32135), (1210, 25708), (2420, 12854), (4840, 6427)]