15222070

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 28377216

約数和(自身を除く): 13155146

約数列:

[1, 2, 5, 10, 41, 82, 137, 205, 271, 274, 410, 542, 685, 1355, 1370, 2710, 5617, 11111, 11234, 22222, 28085, 37127, 55555, 56170, 74254, 111110, 185635, 371270, 1522207, 3044414, 7611035, 15222070]

約数ペア:

[(1, 15222070), (2, 7611035), (5, 3044414), (10, 1522207), (41, 371270), (82, 185635), (137, 111110), (205, 74254), (271, 56170), (274, 55555), (410, 37127), (542, 28085), (685, 22222), (1355, 11234), (1370, 11111), (2710, 5617)]