20784349870

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1201}}^1\times {\mathrm{36821}}^1$

素因数の和:38076

約数の個数: 32

約数和(自身を含む): 38240678016

約数和(自身を除く): 17456328146

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 1201, 2402, 6005, 12010, 36821, 56447, 73642, 112894, 184105, 282235, 368210, 564470, 1730587, 3461174, 8652935, 17305870, 44222021, 88444042, 221110105, 442220210, 2078434987, 4156869974, 10392174935, 20784349870]

約数ペア:

[(1, 20784349870), (2, 10392174935), (5, 4156869974), (10, 2078434987), (47, 442220210), (94, 221110105), (235, 88444042), (470, 44222021), (1201, 17305870), (2402, 8652935), (6005, 3461174), (12010, 1730587), (36821, 564470), (56447, 368210), (73642, 282235), (112894, 184105)]