61466440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{219523}}^1$

素因数の和:219541

約数の個数: 32

約数和(自身を含む): 158057280

約数和(自身を除く): 96590840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 219523, 439046, 878092, 1097615, 1536661, 1756184, 2195230, 3073322, 4390460, 6146644, 7683305, 8780920, 12293288, 15366610, 30733220, 61466440]

約数ペア:

[(1, 61466440), (2, 30733220), (4, 15366610), (5, 12293288), (7, 8780920), (8, 7683305), (10, 6146644), (14, 4390460), (20, 3073322), (28, 2195230), (35, 1756184), (40, 1536661), (56, 1097615), (70, 878092), (140, 439046), (280, 219523)]