28780110

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{35531}}^1$

素因数の和:35550

約数の個数: 40

約数和(自身を含む): 77388696

約数和(自身を除く): 48608586

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 35531, 71062, 106593, 177655, 213186, 319779, 355310, 532965, 639558, 959337, 1065930, 1598895, 1918674, 2878011, 3197790, 4796685, 5756022, 9593370, 14390055, 28780110]

約数ペア:

[(1, 28780110), (2, 14390055), (3, 9593370), (5, 5756022), (6, 4796685), (9, 3197790), (10, 2878011), (15, 1918674), (18, 1598895), (27, 1065930), (30, 959337), (45, 639558), (54, 532965), (81, 355310), (90, 319779), (135, 213186), (162, 177655), (270, 106593), (405, 71062), (810, 35531)]