10178840680

素因数分解:

$2^3\times 5^1\times {\mathrm{254471017}}^1$

素因数の和:254471028

約数の個数: 16

約数和(自身を含む): 22902391620

約数和(自身を除く): 12723550940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 254471017, 508942034, 1017884068, 1272355085, 2035768136, 2544710170, 5089420340, 10178840680]

約数ペア:

[(1, 10178840680), (2, 5089420340), (4, 2544710170), (5, 2035768136), (8, 1272355085), (10, 1017884068), (20, 508942034), (40, 254471017)]