1928931440

素因数分解:

$2^4\times 5^1\times {\mathrm{24111643}}^1$

素因数の和:24111656

約数の個数: 20

約数和(自身を含む): 4484765784

約数和(自身を除く): 2555834344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 24111643, 48223286, 96446572, 120558215, 192893144, 241116430, 385786288, 482232860, 964465720, 1928931440]

約数ペア:

[(1, 1928931440), (2, 964465720), (4, 482232860), (5, 385786288), (8, 241116430), (10, 192893144), (16, 120558215), (20, 96446572), (40, 48223286), (80, 24111643)]