209724292020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{205612051}}^1$

素因数の和:205612080

約数の個数: 48

約数和(自身を含む): 621770845248

約数和(自身を除く): 412046553228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 205612051, 411224102, 616836153, 822448204, 1028060255, 1233672306, 2056120510, 2467344612, 3084180765, 3495404867, 4112241020, 6168361530, 6990809734, 10486214601, 12336723060, 13981619468, 17477024335, 20972429202, 34954048670, 41944858404, 52431073005, 69908097340, 104862146010, 209724292020]

約数ペア:

[(1, 209724292020), (2, 104862146010), (3, 69908097340), (4, 52431073005), (5, 41944858404), (6, 34954048670), (10, 20972429202), (12, 17477024335), (15, 13981619468), (17, 12336723060), (20, 10486214601), (30, 6990809734), (34, 6168361530), (51, 4112241020), (60, 3495404867), (68, 3084180765), (85, 2467344612), (102, 2056120510), (170, 1233672306), (204, 1028060255), (255, 822448204), (340, 616836153), (510, 411224102), (1020, 205612051)]