4999400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{3571}}^1$

素因数の和:3594

約数の個数: 48

約数和(自身を含む): 13287840

約数和(自身を除く): 8288440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 3571, 7142, 14284, 17855, 24997, 28568, 35710, 49994, 71420, 89275, 99988, 124985, 142840, 178550, 199976, 249970, 357100, 499940, 624925, 714200, 999880, 1249850, 2499700, 4999400]

約数ペア:

[(1, 4999400), (2, 2499700), (4, 1249850), (5, 999880), (7, 714200), (8, 624925), (10, 499940), (14, 357100), (20, 249970), (25, 199976), (28, 178550), (35, 142840), (40, 124985), (50, 99988), (56, 89275), (70, 71420), (100, 49994), (140, 35710), (175, 28568), (200, 24997), (280, 17855), (350, 14284), (700, 7142), (1400, 3571)]