2013986140

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1\times {\mathrm{2281}}^1$

素因数の和:2758

約数の個数: 48

約数和(自身を含む): 4276175904

約数和(自身を除く): 2262189764

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 337, 524, 655, 674, 1310, 1348, 1685, 2281, 2620, 3370, 4562, 6740, 9124, 11405, 22810, 44147, 45620, 88294, 176588, 220735, 298811, 441470, 597622, 768697, 882940, 1195244, 1494055, 1537394, 2988110, 3074788, 3843485, 5976220, 7686970, 15373940, 100699307, 201398614, 402797228, 503496535, 1006993070, 2013986140]

約数ペア:

[(1, 2013986140), (2, 1006993070), (4, 503496535), (5, 402797228), (10, 201398614), (20, 100699307), (131, 15373940), (262, 7686970), (337, 5976220), (524, 3843485), (655, 3074788), (674, 2988110), (1310, 1537394), (1348, 1494055), (1685, 1195244), (2281, 882940), (2620, 768697), (3370, 597622), (4562, 441470), (6740, 298811), (9124, 220735), (11405, 176588), (22810, 88294), (44147, 45620)]