39145120

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{4993}}^1$

素因数の和:5022

約数の個数: 72

約数和(自身を含む): 107600724

約数和(自身を除く): 68455604

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, 3920, 4993, 7840, 9986, 19972, 24965, 34951, 39944, 49930, 69902, 79888, 99860, 139804, 159776, 174755, 199720, 244657, 279608, 349510, 399440, 489314, 559216, 699020, 798880, 978628, 1118432, 1223285, 1398040, 1957256, 2446570, 2796080, 3914512, 4893140, 5592160, 7829024, 9786280, 19572560, 39145120]

約数ペア:

[(1, 39145120), (2, 19572560), (4, 9786280), (5, 7829024), (7, 5592160), (8, 4893140), (10, 3914512), (14, 2796080), (16, 2446570), (20, 1957256), (28, 1398040), (32, 1223285), (35, 1118432), (40, 978628), (49, 798880), (56, 699020), (70, 559216), (80, 489314), (98, 399440), (112, 349510), (140, 279608), (160, 244657), (196, 199720), (224, 174755), (245, 159776), (280, 139804), (392, 99860), (490, 79888), (560, 69902), (784, 49930), (980, 39944), (1120, 34951), (1568, 24965), (1960, 19972), (3920, 9986), (4993, 7840)]