69947080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{249811}}^1$

素因数の和:249829

約数の個数: 32

約数和(自身を含む): 179864640

約数和(自身を除く): 109917560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 249811, 499622, 999244, 1249055, 1748677, 1998488, 2498110, 3497354, 4996220, 6994708, 8743385, 9992440, 13989416, 17486770, 34973540, 69947080]

約数ペア:

[(1, 69947080), (2, 34973540), (4, 17486770), (5, 13989416), (7, 9992440), (8, 8743385), (10, 6994708), (14, 4996220), (20, 3497354), (28, 2498110), (35, 1998488), (40, 1748677), (56, 1249055), (70, 999244), (140, 499622), (280, 249811)]