1820565380

素因数分解:

$2^2\times 5^1\times {\mathrm{4813}}^1\times {\mathrm{18913}}^1$

素因数の和:23735

約数の個数: 24

約数和(自身を含む): 3824183832

約数和(自身を除く): 2003618452

約数列:

[1, 2, 4, 5, 10, 20, 4813, 9626, 18913, 19252, 24065, 37826, 48130, 75652, 94565, 96260, 189130, 378260, 91028269, 182056538, 364113076, 455141345, 910282690, 1820565380]

約数ペア:

[(1, 1820565380), (2, 910282690), (4, 455141345), (5, 364113076), (10, 182056538), (20, 91028269), (4813, 378260), (9626, 189130), (18913, 96260), (19252, 94565), (24065, 75652), (37826, 48130)]