539660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{223}}^1$

素因数の和:254

約数の個数: 36

約数和(自身を含む): 1251264

約数和(自身を除く): 711604

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 223, 242, 446, 484, 605, 892, 1115, 1210, 2230, 2420, 2453, 4460, 4906, 9812, 12265, 24530, 26983, 49060, 53966, 107932, 134915, 269830, 539660]

約数ペア:

[(1, 539660), (2, 269830), (4, 134915), (5, 107932), (10, 53966), (11, 49060), (20, 26983), (22, 24530), (44, 12265), (55, 9812), (110, 4906), (121, 4460), (220, 2453), (223, 2420), (242, 2230), (446, 1210), (484, 1115), (605, 892)]