51854740

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{7559}}^1$

素因数の和:7589

約数の個数: 48

約数和(自身を含む): 127008000

約数和(自身を除く): 75153260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 7559, 15118, 30236, 37795, 52913, 75590, 105826, 151180, 211652, 264565, 370391, 529130, 740782, 1058260, 1481564, 1851955, 2592737, 3703910, 5185474, 7407820, 10370948, 12963685, 25927370, 51854740]

約数ペア:

[(1, 51854740), (2, 25927370), (4, 12963685), (5, 10370948), (7, 7407820), (10, 5185474), (14, 3703910), (20, 2592737), (28, 1851955), (35, 1481564), (49, 1058260), (70, 740782), (98, 529130), (140, 370391), (196, 264565), (245, 211652), (343, 151180), (490, 105826), (686, 75590), (980, 52913), (1372, 37795), (1715, 30236), (3430, 15118), (6860, 7559)]