40456988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70729}}^1$

素因数の和:70757

約数の個数: 24

約数和(自身を含む): 83178480

約数和(自身を除く): 42721492

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 70729, 141458, 282916, 778019, 919477, 1556038, 1838954, 3112076, 3677908, 10114247, 20228494, 40456988]

約数ペア:

[(1, 40456988), (2, 20228494), (4, 10114247), (11, 3677908), (13, 3112076), (22, 1838954), (26, 1556038), (44, 919477), (52, 778019), (143, 282916), (286, 141458), (572, 70729)]