2005405915

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 2482099200

約数和(自身を除く): 476693285

約数列:

[1, 5, 79, 113, 179, 251, 395, 565, 895, 1255, 8927, 14141, 19829, 20227, 28363, 44635, 44929, 70705, 99145, 101135, 141815, 224645, 1597933, 2240677, 3549391, 5076977, 7989665, 11203385, 17746955, 25384885, 401081183, 2005405915]

約数ペア:

[(1, 2005405915), (5, 401081183), (79, 25384885), (113, 17746955), (179, 11203385), (251, 7989665), (395, 5076977), (565, 3549391), (895, 2240677), (1255, 1597933), (8927, 224645), (14141, 141815), (19829, 101135), (20227, 99145), (28363, 70705), (44635, 44929)]