1240960

素因数分解:

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

素因数の和:303

約数の個数: 64

約数和(自身を含む): 3402720

約数和(自身を除く): 2161760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 277, 280, 320, 448, 554, 560, 640, 896, 1108, 1120, 1385, 1939, 2216, 2240, 2770, 3878, 4432, 4480, 5540, 7756, 8864, 9695, 11080, 15512, 17728, 19390, 22160, 31024, 35456, 38780, 44320, 62048, 77560, 88640, 124096, 155120, 177280, 248192, 310240, 620480, 1240960]

約数ペア:

[(1, 1240960), (2, 620480), (4, 310240), (5, 248192), (7, 177280), (8, 155120), (10, 124096), (14, 88640), (16, 77560), (20, 62048), (28, 44320), (32, 38780), (35, 35456), (40, 31024), (56, 22160), (64, 19390), (70, 17728), (80, 15512), (112, 11080), (128, 9695), (140, 8864), (160, 7756), (224, 5540), (277, 4480), (280, 4432), (320, 3878), (448, 2770), (554, 2240), (560, 2216), (640, 1939), (896, 1385), (1108, 1120)]