207936890

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{60623}}^1$

素因数の和:60651

約数の個数: 32

約数和(自身を含む): 436492800

約数和(自身を除く): 228555910

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 60623, 121246, 303115, 424361, 606230, 848722, 2121805, 2970527, 4243610, 5941054, 14852635, 20793689, 29705270, 41587378, 103968445, 207936890]

約数ペア:

[(1, 207936890), (2, 103968445), (5, 41587378), (7, 29705270), (10, 20793689), (14, 14852635), (35, 5941054), (49, 4243610), (70, 2970527), (98, 2121805), (245, 848722), (343, 606230), (490, 424361), (686, 303115), (1715, 121246), (3430, 60623)]