15959440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{28499}}^1$

素因数の和:28519

約数の個数: 40

約数和(自身を含む): 42408000

約数和(自身を除く): 26448560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 28499, 56998, 113996, 142495, 199493, 227992, 284990, 398986, 455984, 569980, 797972, 997465, 1139960, 1595944, 1994930, 2279920, 3191888, 3989860, 7979720, 15959440]

約数ペア:

[(1, 15959440), (2, 7979720), (4, 3989860), (5, 3191888), (7, 2279920), (8, 1994930), (10, 1595944), (14, 1139960), (16, 997465), (20, 797972), (28, 569980), (35, 455984), (40, 398986), (56, 284990), (70, 227992), (80, 199493), (112, 142495), (140, 113996), (280, 56998), (560, 28499)]