39192160

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{4999}}^1$

素因数の和:5028

約数の個数: 72

約数和(自身を含む): 107730000

約数和(自身を除く): 68537840

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, 4999, 7840, 9998, 19996, 24995, 34993, 39992, 49990, 69986, 79984, 99980, 139972, 159968, 174965, 199960, 244951, 279944, 349930, 399920, 489902, 559888, 699860, 799840, 979804, 1119776, 1224755, 1399720, 1959608, 2449510, 2799440, 3919216, 4899020, 5598880, 7838432, 9798040, 19596080, 39192160]

約数ペア:

[(1, 39192160), (2, 19596080), (4, 9798040), (5, 7838432), (7, 5598880), (8, 4899020), (10, 3919216), (14, 2799440), (16, 2449510), (20, 1959608), (28, 1399720), (32, 1224755), (35, 1119776), (40, 979804), (49, 799840), (56, 699860), (70, 559888), (80, 489902), (98, 399920), (112, 349930), (140, 279944), (160, 244951), (196, 199960), (224, 174965), (245, 159968), (280, 139972), (392, 99980), (490, 79984), (560, 69986), (784, 49990), (980, 39992), (1120, 34993), (1568, 24995), (1960, 19996), (3920, 9998), (4999, 7840)]