80700340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{576431}}^1$

素因数の和:576447

約数の個数: 24

約数和(自身を含む): 193681152

約数和(自身を除く): 112980812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 576431, 1152862, 2305724, 2882155, 4035017, 5764310, 8070034, 11528620, 16140068, 20175085, 40350170, 80700340]

約数ペア:

[(1, 80700340), (2, 40350170), (4, 20175085), (5, 16140068), (7, 11528620), (10, 8070034), (14, 5764310), (20, 4035017), (28, 2882155), (35, 2305724), (70, 1152862), (140, 576431)]