286985380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{118589}}^1$

素因数の和:118620

約数の個数: 36

約数和(自身を含む): 662443740

約数和(自身を除く): 375458360

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 118589, 237178, 474356, 592945, 1185890, 1304479, 2371780, 2608958, 5217916, 6522395, 13044790, 14349269, 26089580, 28698538, 57397076, 71746345, 143492690, 286985380]

約数ペア:

[(1, 286985380), (2, 143492690), (4, 71746345), (5, 57397076), (10, 28698538), (11, 26089580), (20, 14349269), (22, 13044790), (44, 6522395), (55, 5217916), (110, 2608958), (121, 2371780), (220, 1304479), (242, 1185890), (484, 592945), (605, 474356), (1210, 237178), (2420, 118589)]