201717260

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{541}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 430876992

約数和(自身を除く): 229159732

約数列:

[1, 2, 4, 5, 10, 20, 103, 181, 206, 362, 412, 515, 541, 724, 905, 1030, 1082, 1810, 2060, 2164, 2705, 3620, 5410, 10820, 18643, 37286, 55723, 74572, 93215, 97921, 111446, 186430, 195842, 222892, 278615, 372860, 391684, 489605, 557230, 979210, 1114460, 1958420, 10085863, 20171726, 40343452, 50429315, 100858630, 201717260]

約数ペア:

[(1, 201717260), (2, 100858630), (4, 50429315), (5, 40343452), (10, 20171726), (20, 10085863), (103, 1958420), (181, 1114460), (206, 979210), (362, 557230), (412, 489605), (515, 391684), (541, 372860), (724, 278615), (905, 222892), (1030, 195842), (1082, 186430), (1810, 111446), (2060, 97921), (2164, 93215), (2705, 74572), (3620, 55723), (5410, 37286), (10820, 18643)]