7408240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13229}}^1$

素因数の和:13249

約数の個数: 40

約数和(自身を含む): 19686240

約数和(自身を除く): 12278000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 13229, 26458, 52916, 66145, 92603, 105832, 132290, 185206, 211664, 264580, 370412, 463015, 529160, 740824, 926030, 1058320, 1481648, 1852060, 3704120, 7408240]

約数ペア:

[(1, 7408240), (2, 3704120), (4, 1852060), (5, 1481648), (7, 1058320), (8, 926030), (10, 740824), (14, 529160), (16, 463015), (20, 370412), (28, 264580), (35, 211664), (40, 185206), (56, 132290), (70, 105832), (80, 92603), (112, 66145), (140, 52916), (280, 26458), (560, 13229)]