140693072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{676409}}^1$

素因数の和:676430

約数の個数: 20

約数和(自身を含む): 293561940

約数和(自身を除く): 152868868

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 676409, 1352818, 2705636, 5411272, 8793317, 10822544, 17586634, 35173268, 70346536, 140693072]

約数ペア:

[(1, 140693072), (2, 70346536), (4, 35173268), (8, 17586634), (13, 10822544), (16, 8793317), (26, 5411272), (52, 2705636), (104, 1352818), (208, 676409)]