69680680

素因数分解:

$2^3\times 5^1\times {\mathrm{1742017}}^1$

素因数の和:1742028

約数の個数: 16

約数和(自身を含む): 156781620

約数和(自身を除く): 87100940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1742017, 3484034, 6968068, 8710085, 13936136, 17420170, 34840340, 69680680]

約数ペア:

[(1, 69680680), (2, 34840340), (4, 17420170), (5, 13936136), (8, 8710085), (10, 6968068), (20, 3484034), (40, 1742017)]