2520513940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2571953}}^1$

素因数の和:2571976

約数の個数: 36

約数和(自身を含む): 6157257876

約数和(自身を除く): 3636743936

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2571953, 5143906, 10287812, 12859765, 18003671, 25719530, 36007342, 51439060, 72014684, 90018355, 126025697, 180036710, 252051394, 360073420, 504102788, 630128485, 1260256970, 2520513940]

約数ペア:

[(1, 2520513940), (2, 1260256970), (4, 630128485), (5, 504102788), (7, 360073420), (10, 252051394), (14, 180036710), (20, 126025697), (28, 90018355), (35, 72014684), (49, 51439060), (70, 36007342), (98, 25719530), (140, 18003671), (196, 12859765), (245, 10287812), (490, 5143906), (980, 2571953)]