2950778890

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1879477}}^1$

素因数の和:1879641

約数の個数: 16

約数和(自身を含む): 5345235432

約数和(自身を除く): 2394456542

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 1879477, 3758954, 9397385, 18794770, 295077889, 590155778, 1475389445, 2950778890]

約数ペア:

[(1, 2950778890), (2, 1475389445), (5, 590155778), (10, 295077889), (157, 18794770), (314, 9397385), (785, 3758954), (1570, 1879477)]