4165720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8011}}^1$

素因数の和:8035

約数の個数: 32

約数和(自身を含む): 10095120

約数和(自身を除く): 5929400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 8011, 16022, 32044, 40055, 64088, 80110, 104143, 160220, 208286, 320440, 416572, 520715, 833144, 1041430, 2082860, 4165720]

約数ペア:

[(1, 4165720), (2, 2082860), (4, 1041430), (5, 833144), (8, 520715), (10, 416572), (13, 320440), (20, 208286), (26, 160220), (40, 104143), (52, 80110), (65, 64088), (104, 40055), (130, 32044), (260, 16022), (520, 8011)]