20778922020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{8111}}^1\times {\mathrm{42697}}^1$

素因数の和:50820

約数の個数: 48

約数和(自身を含む): 58189517568

約数和(自身を除く): 37410595548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 8111, 16222, 24333, 32444, 40555, 42697, 48666, 81110, 85394, 97332, 121665, 128091, 162220, 170788, 213485, 243330, 256182, 426970, 486660, 512364, 640455, 853940, 1280910, 2561820, 346315367, 692630734, 1038946101, 1385261468, 1731576835, 2077892202, 3463153670, 4155784404, 5194730505, 6926307340, 10389461010, 20778922020]

約数ペア:

[(1, 20778922020), (2, 10389461010), (3, 6926307340), (4, 5194730505), (5, 4155784404), (6, 3463153670), (10, 2077892202), (12, 1731576835), (15, 1385261468), (20, 1038946101), (30, 692630734), (60, 346315367), (8111, 2561820), (16222, 1280910), (24333, 853940), (32444, 640455), (40555, 512364), (42697, 486660), (48666, 426970), (81110, 256182), (85394, 243330), (97332, 213485), (121665, 170788), (128091, 162220)]