8686720

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{277}}^1$

素因数の和:310

約数の個数: 96

約数和(自身を含む): 24244380

約数和(自身を除く): 15557660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 277, 280, 320, 392, 448, 490, 554, 560, 640, 784, 896, 980, 1108, 1120, 1385, 1568, 1939, 1960, 2216, 2240, 2770, 3136, 3878, 3920, 4432, 4480, 5540, 6272, 7756, 7840, 8864, 9695, 11080, 13573, 15512, 15680, 17728, 19390, 22160, 27146, 31024, 31360, 35456, 38780, 44320, 54292, 62048, 67865, 77560, 88640, 108584, 124096, 135730, 155120, 177280, 217168, 248192, 271460, 310240, 434336, 542920, 620480, 868672, 1085840, 1240960, 1737344, 2171680, 4343360, 8686720]

約数ペア:

[(1, 8686720), (2, 4343360), (4, 2171680), (5, 1737344), (7, 1240960), (8, 1085840), (10, 868672), (14, 620480), (16, 542920), (20, 434336), (28, 310240), (32, 271460), (35, 248192), (40, 217168), (49, 177280), (56, 155120), (64, 135730), (70, 124096), (80, 108584), (98, 88640), (112, 77560), (128, 67865), (140, 62048), (160, 54292), (196, 44320), (224, 38780), (245, 35456), (277, 31360), (280, 31024), (320, 27146), (392, 22160), (448, 19390), (490, 17728), (554, 15680), (560, 15512), (640, 13573), (784, 11080), (896, 9695), (980, 8864), (1108, 7840), (1120, 7756), (1385, 6272), (1568, 5540), (1939, 4480), (1960, 4432), (2216, 3920), (2240, 3878), (2770, 3136)]