28766540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{11887}}^1$

素因数の和:11918

約数の個数: 36

約数和(自身を含む): 66406368

約数和(自身を除く): 37639828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 11887, 23774, 47548, 59435, 118870, 130757, 237740, 261514, 523028, 653785, 1307570, 1438327, 2615140, 2876654, 5753308, 7191635, 14383270, 28766540]

約数ペア:

[(1, 28766540), (2, 14383270), (4, 7191635), (5, 5753308), (10, 2876654), (11, 2615140), (20, 1438327), (22, 1307570), (44, 653785), (55, 523028), (110, 261514), (121, 237740), (220, 130757), (242, 118870), (484, 59435), (605, 47548), (1210, 23774), (2420, 11887)]