978110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 2047680

約数和(自身を除く): 1069570

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 157, 178, 314, 445, 623, 785, 890, 1099, 1246, 1570, 2198, 3115, 5495, 6230, 10990, 13973, 27946, 69865, 97811, 139730, 195622, 489055, 978110]

約数ペア:

[(1, 978110), (2, 489055), (5, 195622), (7, 139730), (10, 97811), (14, 69865), (35, 27946), (70, 13973), (89, 10990), (157, 6230), (178, 5495), (314, 3115), (445, 2198), (623, 1570), (785, 1246), (890, 1099)]