17766980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 47416320

約数和(自身を除く): 29649340

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 83, 110, 139, 140, 154, 166, 220, 278, 308, 332, 385, 415, 556, 581, 695, 770, 830, 913, 973, 1162, 1390, 1529, 1540, 1660, 1826, 1946, 2324, 2780, 2905, 3058, 3652, 3892, 4565, 4865, 5810, 6116, 6391, 7645, 9130, 9730, 10703, 11537, 11620, 12782, 15290, 18260, 19460, 21406, 23074, 25564, 30580, 31955, 42812, 46148, 53515, 57685, 63910, 80759, 107030, 115370, 126907, 127820, 161518, 214060, 230740, 253814, 323036, 403795, 507628, 634535, 807590, 888349, 1269070, 1615180, 1776698, 2538140, 3553396, 4441745, 8883490, 17766980]

約数ペア:

[(1, 17766980), (2, 8883490), (4, 4441745), (5, 3553396), (7, 2538140), (10, 1776698), (11, 1615180), (14, 1269070), (20, 888349), (22, 807590), (28, 634535), (35, 507628), (44, 403795), (55, 323036), (70, 253814), (77, 230740), (83, 214060), (110, 161518), (139, 127820), (140, 126907), (154, 115370), (166, 107030), (220, 80759), (278, 63910), (308, 57685), (332, 53515), (385, 46148), (415, 42812), (556, 31955), (581, 30580), (695, 25564), (770, 23074), (830, 21406), (913, 19460), (973, 18260), (1162, 15290), (1390, 12782), (1529, 11620), (1540, 11537), (1660, 10703), (1826, 9730), (1946, 9130), (2324, 7645), (2780, 6391), (2905, 6116), (3058, 5810), (3652, 4865), (3892, 4565)]