70391440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17957}}^1$

素因数の和:17984

約数の個数: 60

約数和(自身を含む): 190390716

約数和(自身を除く): 119999276

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 17957, 35914, 71828, 89785, 125699, 143656, 179570, 251398, 287312, 359140, 502796, 628495, 718280, 879893, 1005592, 1256990, 1436560, 1759786, 2011184, 2513980, 3519572, 4399465, 5027960, 7039144, 8798930, 10055920, 14078288, 17597860, 35195720, 70391440]

約数ペア:

[(1, 70391440), (2, 35195720), (4, 17597860), (5, 14078288), (7, 10055920), (8, 8798930), (10, 7039144), (14, 5027960), (16, 4399465), (20, 3519572), (28, 2513980), (35, 2011184), (40, 1759786), (49, 1436560), (56, 1256990), (70, 1005592), (80, 879893), (98, 718280), (112, 628495), (140, 502796), (196, 359140), (245, 287312), (280, 251398), (392, 179570), (490, 143656), (560, 125699), (784, 89785), (980, 71828), (1960, 35914), (3920, 17957)]