79020680

素因数分解:

$2^3\times 5^1\times {\mathrm{1975517}}^1$

素因数の和:1975528

約数の個数: 16

約数和(自身を含む): 177796620

約数和(自身を除く): 98775940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1975517, 3951034, 7902068, 9877585, 15804136, 19755170, 39510340, 79020680]

約数ペア:

[(1, 79020680), (2, 39510340), (4, 19755170), (5, 15804136), (8, 9877585), (10, 7902068), (20, 3951034), (40, 1975517)]