15553340

素因数分解:

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

素因数の和:6458

約数の個数: 36

約数和(自身を含む): 35906808

約数和(自身を除く): 20353468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 6427, 12854, 25708, 32135, 64270, 70697, 128540, 141394, 282788, 353485, 706970, 777667, 1413940, 1555334, 3110668, 3888335, 7776670, 15553340]

約数ペア:

[(1, 15553340), (2, 7776670), (4, 3888335), (5, 3110668), (10, 1555334), (11, 1413940), (20, 777667), (22, 706970), (44, 353485), (55, 282788), (110, 141394), (121, 128540), (220, 70697), (242, 64270), (484, 32135), (605, 25708), (1210, 12854), (2420, 6427)]