1556216860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{883}}^1\times {\mathrm{8011}}^1$

素因数の和:8914

約数の個数: 48

約数和(自身を含む): 3569634432

約数和(自身を除く): 2013417572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 883, 1766, 3532, 4415, 8011, 8830, 9713, 16022, 17660, 19426, 32044, 38852, 40055, 48565, 80110, 88121, 97130, 160220, 176242, 194260, 352484, 440605, 881210, 1762420, 7073713, 14147426, 28294852, 35368565, 70737130, 77810843, 141474260, 155621686, 311243372, 389054215, 778108430, 1556216860]

約数ペア:

[(1, 1556216860), (2, 778108430), (4, 389054215), (5, 311243372), (10, 155621686), (11, 141474260), (20, 77810843), (22, 70737130), (44, 35368565), (55, 28294852), (110, 14147426), (220, 7073713), (883, 1762420), (1766, 881210), (3532, 440605), (4415, 352484), (8011, 194260), (8830, 176242), (9713, 160220), (16022, 97130), (17660, 88121), (19426, 80110), (32044, 48565), (38852, 40055)]