42396880

素因数分解:

$2^4\times 5^1\times {\mathrm{529961}}^1$

素因数の和:529974

約数の個数: 20

約数和(自身を含む): 98572932

約数和(自身を除く): 56176052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 529961, 1059922, 2119844, 2649805, 4239688, 5299610, 8479376, 10599220, 21198440, 42396880]

約数ペア:

[(1, 42396880), (2, 21198440), (4, 10599220), (5, 8479376), (8, 5299610), (10, 4239688), (16, 2649805), (20, 2119844), (40, 1059922), (80, 529961)]