19621900540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{75013}}^1$

素因数の和:75103

約数の個数: 96

約数和(自身を含む): 47636890560

約数和(自身を除く): 28014990020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 41, 44, 55, 58, 82, 110, 116, 145, 164, 205, 220, 290, 319, 410, 451, 580, 638, 820, 902, 1189, 1276, 1595, 1804, 2255, 2378, 3190, 4510, 4756, 5945, 6380, 9020, 11890, 13079, 23780, 26158, 52316, 65395, 75013, 130790, 150026, 261580, 300052, 375065, 750130, 825143, 1500260, 1650286, 2175377, 3075533, 3300572, 4125715, 4350754, 6151066, 8251430, 8701508, 10876885, 12302132, 15377665, 16502860, 21753770, 23929147, 30755330, 33830863, 43507540, 47858294, 61510660, 67661726, 89190457, 95716588, 119645735, 135323452, 169154315, 178380914, 239291470, 338308630, 356761828, 445952285, 478582940, 676617260, 891904570, 981095027, 1783809140, 1962190054, 3924380108, 4905475135, 9810950270, 19621900540]

約数ペア:

[(1, 19621900540), (2, 9810950270), (4, 4905475135), (5, 3924380108), (10, 1962190054), (11, 1783809140), (20, 981095027), (22, 891904570), (29, 676617260), (41, 478582940), (44, 445952285), (55, 356761828), (58, 338308630), (82, 239291470), (110, 178380914), (116, 169154315), (145, 135323452), (164, 119645735), (205, 95716588), (220, 89190457), (290, 67661726), (319, 61510660), (410, 47858294), (451, 43507540), (580, 33830863), (638, 30755330), (820, 23929147), (902, 21753770), (1189, 16502860), (1276, 15377665), (1595, 12302132), (1804, 10876885), (2255, 8701508), (2378, 8251430), (3190, 6151066), (4510, 4350754), (4756, 4125715), (5945, 3300572), (6380, 3075533), (9020, 2175377), (11890, 1650286), (13079, 1500260), (23780, 825143), (26158, 750130), (52316, 375065), (65395, 300052), (75013, 261580), (130790, 150026)]