17853220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11593}}^1$

素因数の和:11620

約数の個数: 48

約数和(自身を含む): 46747008

約数和(自身を除く): 28893788

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 11593, 23186, 46372, 57965, 81151, 115930, 127523, 162302, 231860, 255046, 324604, 405755, 510092, 637615, 811510, 892661, 1275230, 1623020, 1785322, 2550460, 3570644, 4463305, 8926610, 17853220]

約数ペア:

[(1, 17853220), (2, 8926610), (4, 4463305), (5, 3570644), (7, 2550460), (10, 1785322), (11, 1623020), (14, 1275230), (20, 892661), (22, 811510), (28, 637615), (35, 510092), (44, 405755), (55, 324604), (70, 255046), (77, 231860), (110, 162302), (140, 127523), (154, 115930), (220, 81151), (308, 57965), (385, 46372), (770, 23186), (1540, 11593)]