804905420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3658661}}^1$

素因数の和:3658681

約数の個数: 24

約数和(自身を含む): 1843965648

約数和(自身を除く): 1039060228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 3658661, 7317322, 14634644, 18293305, 36586610, 40245271, 73173220, 80490542, 160981084, 201226355, 402452710, 804905420]

約数ペア:

[(1, 804905420), (2, 402452710), (4, 201226355), (5, 160981084), (10, 80490542), (11, 73173220), (20, 40245271), (22, 36586610), (44, 18293305), (55, 14634644), (110, 7317322), (220, 3658661)]