16983320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{8011}}^1$

素因数の和:8075

約数の個数: 32

約数和(自身を含む): 38938320

約数和(自身を除く): 21955000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 8011, 16022, 32044, 40055, 64088, 80110, 160220, 320440, 424583, 849166, 1698332, 2122915, 3396664, 4245830, 8491660, 16983320]

約数ペア:

[(1, 16983320), (2, 8491660), (4, 4245830), (5, 3396664), (8, 2122915), (10, 1698332), (20, 849166), (40, 424583), (53, 320440), (106, 160220), (212, 80110), (265, 64088), (424, 40055), (530, 32044), (1060, 16022), (2120, 8011)]