358496740

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{52259}}^1$

素因数の和:52289

約数の個数: 48

約数和(自身を含む): 877968000

約数和(自身を除く): 519471260

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, 52259, 104518, 209036, 261295, 365813, 522590, 731626, 1045180, 1463252, 1829065, 2560691, 3658130, 5121382, 7316260, 10242764, 12803455, 17924837, 25606910, 35849674, 51213820, 71699348, 89624185, 179248370, 358496740]

約数ペア:

[(1, 358496740), (2, 179248370), (4, 89624185), (5, 71699348), (7, 51213820), (10, 35849674), (14, 25606910), (20, 17924837), (28, 12803455), (35, 10242764), (49, 7316260), (70, 5121382), (98, 3658130), (140, 2560691), (196, 1829065), (245, 1463252), (343, 1045180), (490, 731626), (686, 522590), (980, 365813), (1372, 261295), (1715, 209036), (3430, 104518), (6860, 52259)]