28514080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{3637}}^1$

素因数の和:3666

約数の個数: 72

約数和(自身を含む): 78384348

約数和(自身を除く): 49870268

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3637, 3920, 7274, 7840, 14548, 18185, 25459, 29096, 36370, 50918, 58192, 72740, 101836, 116384, 127295, 145480, 178213, 203672, 254590, 290960, 356426, 407344, 509180, 581920, 712852, 814688, 891065, 1018360, 1425704, 1782130, 2036720, 2851408, 3564260, 4073440, 5702816, 7128520, 14257040, 28514080]

約数ペア:

[(1, 28514080), (2, 14257040), (4, 7128520), (5, 5702816), (7, 4073440), (8, 3564260), (10, 2851408), (14, 2036720), (16, 1782130), (20, 1425704), (28, 1018360), (32, 891065), (35, 814688), (40, 712852), (49, 581920), (56, 509180), (70, 407344), (80, 356426), (98, 290960), (112, 254590), (140, 203672), (160, 178213), (196, 145480), (224, 127295), (245, 116384), (280, 101836), (392, 72740), (490, 58192), (560, 50918), (784, 36370), (980, 29096), (1120, 25459), (1568, 18185), (1960, 14548), (3637, 7840), (3920, 7274)]