204065440

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{11701}}^1$

素因数の和:11825

約数の個数: 48

約数和(自身を含む): 486569160

約数和(自身を除く): 282503720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 8720, 11701, 17440, 23402, 46804, 58505, 93608, 117010, 187216, 234020, 374432, 468040, 936080, 1275409, 1872160, 2550818, 5101636, 6377045, 10203272, 12754090, 20406544, 25508180, 40813088, 51016360, 102032720, 204065440]

約数ペア:

[(1, 204065440), (2, 102032720), (4, 51016360), (5, 40813088), (8, 25508180), (10, 20406544), (16, 12754090), (20, 10203272), (32, 6377045), (40, 5101636), (80, 2550818), (109, 1872160), (160, 1275409), (218, 936080), (436, 468040), (545, 374432), (872, 234020), (1090, 187216), (1744, 117010), (2180, 93608), (3488, 58505), (4360, 46804), (8720, 23402), (11701, 17440)]