201457737220

素因数分解:

$2^2\times 5^1\times {\mathrm{180871}}^1\times {\mathrm{55691}}^1$

素因数の和:236571

約数の個数: 24

約数和(自身を含む): 423071183808

約数和(自身を除く): 221613446588

約数列:

[1, 2, 4, 5, 10, 20, 55691, 111382, 180871, 222764, 278455, 361742, 556910, 723484, 904355, 1113820, 1808710, 3617420, 10072886861, 20145773722, 40291547444, 50364434305, 100728868610, 201457737220]

約数ペア:

[(1, 201457737220), (2, 100728868610), (4, 50364434305), (5, 40291547444), (10, 20145773722), (20, 10072886861), (55691, 3617420), (111382, 1808710), (180871, 1113820), (222764, 904355), (278455, 723484), (361742, 556910)]