1028291960

素因数分解:

$2^3\times 5^1\times {\mathrm{3209}}^1\times {\mathrm{8011}}^1$

素因数の和:11231

約数の個数: 32

約数和(自身を含む): 2314666800

約数和(自身を除く): 1286374840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3209, 6418, 8011, 12836, 16022, 16045, 25672, 32044, 32090, 40055, 64088, 64180, 80110, 128360, 160220, 320440, 25707299, 51414598, 102829196, 128536495, 205658392, 257072990, 514145980, 1028291960]

約数ペア:

[(1, 1028291960), (2, 514145980), (4, 257072990), (5, 205658392), (8, 128536495), (10, 102829196), (20, 51414598), (40, 25707299), (3209, 320440), (6418, 160220), (8011, 128360), (12836, 80110), (16022, 64180), (16045, 64088), (25672, 40055), (32044, 32090)]