42840710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389461}}^1$

素因数の和:389479

約数の個数: 16

約数和(自身を含む): 84123792

約数和(自身を除く): 41283082

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 389461, 778922, 1947305, 3894610, 4284071, 8568142, 21420355, 42840710]

約数ペア:

[(1, 42840710), (2, 21420355), (5, 8568142), (10, 4284071), (11, 3894610), (22, 1947305), (55, 778922), (110, 389461)]