1255018660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{8964419}}^1$

素因数の和:8964435

約数の個数: 24

約数和(自身を含む): 3012045120

約数和(自身を除く): 1757026460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 8964419, 17928838, 35857676, 44822095, 62750933, 89644190, 125501866, 179288380, 251003732, 313754665, 627509330, 1255018660]

約数ペア:

[(1, 1255018660), (2, 627509330), (4, 313754665), (5, 251003732), (7, 179288380), (10, 125501866), (14, 89644190), (20, 62750933), (28, 44822095), (35, 35857676), (70, 17928838), (140, 8964419)]