200028890

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^2\times {\mathrm{7121}}^1$

素因数の和:7234

約数の個数: 24

約数和(自身を含む): 367025148

約数和(自身を除く): 166996258

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 2809, 5618, 7121, 14045, 14242, 28090, 35605, 71210, 377413, 754826, 1887065, 3774130, 20002889, 40005778, 100014445, 200028890]

約数ペア:

[(1, 200028890), (2, 100014445), (5, 40005778), (10, 20002889), (53, 3774130), (106, 1887065), (265, 754826), (530, 377413), (2809, 71210), (5618, 35605), (7121, 28090), (14045, 14242)]