620480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{277}}^1$

素因数の和:301

約数の個数: 56

約数和(自身を含む): 1694688

約数和(自身を除く): 1074208

約数列:

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

約数ペア:

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