20105892870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{35447}}^1$

素因数の和:35574

約数の個数: 128

約数和(自身を含む): 57415550976

約数和(自身を除く): 37309658106

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 70, 73, 74, 105, 111, 146, 185, 210, 219, 222, 259, 365, 370, 438, 511, 518, 555, 730, 777, 1022, 1095, 1110, 1295, 1533, 1554, 2190, 2555, 2590, 2701, 3066, 3885, 5110, 5402, 7665, 7770, 8103, 13505, 15330, 16206, 18907, 27010, 35447, 37814, 40515, 56721, 70894, 81030, 94535, 106341, 113442, 177235, 189070, 212682, 248129, 283605, 354470, 496258, 531705, 567210, 744387, 1063410, 1240645, 1311539, 1488774, 2481290, 2587631, 2623078, 3721935, 3934617, 5175262, 6557695, 7443870, 7762893, 7869234, 9180773, 12938155, 13115390, 15525786, 18113417, 18361546, 19673085, 25876310, 27542319, 36226834, 38814465, 39346170, 45903865, 54340251, 55084638, 77628930, 90567085, 91807730, 95742347, 108680502, 137711595, 181134170, 191484694, 271701255, 275423190, 287227041, 478711735, 543402510, 574454082, 670196429, 957423470, 1340392858, 1436135205, 2010589287, 2872270410, 3350982145, 4021178574, 6701964290, 10052946435, 20105892870]

約数ペア:

[(1, 20105892870), (2, 10052946435), (3, 6701964290), (5, 4021178574), (6, 3350982145), (7, 2872270410), (10, 2010589287), (14, 1436135205), (15, 1340392858), (21, 957423470), (30, 670196429), (35, 574454082), (37, 543402510), (42, 478711735), (70, 287227041), (73, 275423190), (74, 271701255), (105, 191484694), (111, 181134170), (146, 137711595), (185, 108680502), (210, 95742347), (219, 91807730), (222, 90567085), (259, 77628930), (365, 55084638), (370, 54340251), (438, 45903865), (511, 39346170), (518, 38814465), (555, 36226834), (730, 27542319), (777, 25876310), (1022, 19673085), (1095, 18361546), (1110, 18113417), (1295, 15525786), (1533, 13115390), (1554, 12938155), (2190, 9180773), (2555, 7869234), (2590, 7762893), (2701, 7443870), (3066, 6557695), (3885, 5175262), (5110, 3934617), (5402, 3721935), (7665, 2623078), (7770, 2587631), (8103, 2481290), (13505, 1488774), (15330, 1311539), (16206, 1240645), (18907, 1063410), (27010, 744387), (35447, 567210), (37814, 531705), (40515, 496258), (56721, 354470), (70894, 283605), (81030, 248129), (94535, 212682), (106341, 189070), (113442, 177235)]