20141660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 56306880

約数和(自身を除く): 36165220

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 41, 44, 55, 58, 70, 77, 82, 110, 116, 121, 140, 145, 154, 164, 203, 205, 220, 242, 287, 290, 308, 319, 385, 406, 410, 451, 484, 574, 580, 605, 638, 770, 812, 820, 847, 902, 1015, 1148, 1189, 1210, 1276, 1435, 1540, 1595, 1694, 1804, 2030, 2233, 2255, 2378, 2420, 2870, 3157, 3190, 3388, 3509, 4060, 4235, 4466, 4510, 4756, 4961, 5740, 5945, 6314, 6380, 7018, 8323, 8470, 8932, 9020, 9922, 11165, 11890, 12628, 13079, 14036, 15785, 16646, 16940, 17545, 19844, 22330, 23780, 24563, 24805, 26158, 31570, 33292, 34727, 35090, 41615, 44660, 49126, 49610, 52316, 63140, 65395, 69454, 70180, 83230, 91553, 98252, 99220, 122815, 130790, 138908, 143869, 166460, 173635, 183106, 245630, 261580, 287738, 347270, 366212, 457765, 491260, 575476, 694540, 719345, 915530, 1007083, 1438690, 1831060, 2014166, 2877380, 4028332, 5035415, 10070830, 20141660]

約数ペア:

[(1, 20141660), (2, 10070830), (4, 5035415), (5, 4028332), (7, 2877380), (10, 2014166), (11, 1831060), (14, 1438690), (20, 1007083), (22, 915530), (28, 719345), (29, 694540), (35, 575476), (41, 491260), (44, 457765), (55, 366212), (58, 347270), (70, 287738), (77, 261580), (82, 245630), (110, 183106), (116, 173635), (121, 166460), (140, 143869), (145, 138908), (154, 130790), (164, 122815), (203, 99220), (205, 98252), (220, 91553), (242, 83230), (287, 70180), (290, 69454), (308, 65395), (319, 63140), (385, 52316), (406, 49610), (410, 49126), (451, 44660), (484, 41615), (574, 35090), (580, 34727), (605, 33292), (638, 31570), (770, 26158), (812, 24805), (820, 24563), (847, 23780), (902, 22330), (1015, 19844), (1148, 17545), (1189, 16940), (1210, 16646), (1276, 15785), (1435, 14036), (1540, 13079), (1595, 12628), (1694, 11890), (1804, 11165), (2030, 9922), (2233, 9020), (2255, 8932), (2378, 8470), (2420, 8323), (2870, 7018), (3157, 6380), (3190, 6314), (3388, 5945), (3509, 5740), (4060, 4961), (4235, 4756), (4466, 4510)]