2019489430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{26251}}^1$

素因数の和:26429

約数の個数: 48

約数和(自身を含む): 4255659216

約数和(自身を除く): 2236169786

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 157, 245, 314, 490, 785, 1099, 1570, 2198, 5495, 7693, 10990, 15386, 26251, 38465, 52502, 76930, 131255, 183757, 262510, 367514, 918785, 1286299, 1837570, 2572598, 4121407, 6431495, 8242814, 12862990, 20607035, 28849849, 41214070, 57699698, 144249245, 201948943, 288498490, 403897886, 1009744715, 2019489430]

約数ペア:

[(1, 2019489430), (2, 1009744715), (5, 403897886), (7, 288498490), (10, 201948943), (14, 144249245), (35, 57699698), (49, 41214070), (70, 28849849), (98, 20607035), (157, 12862990), (245, 8242814), (314, 6431495), (490, 4121407), (785, 2572598), (1099, 1837570), (1570, 1286299), (2198, 918785), (5495, 367514), (7693, 262510), (10990, 183757), (15386, 131255), (26251, 76930), (38465, 52502)]