20097675260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{19979}}^1$

素因数の和:20127

約数の個数: 96

約数和(自身を含む): 46945967040

約数和(自身を除く): 26848291780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 73, 106, 130, 146, 212, 260, 265, 292, 365, 530, 689, 730, 949, 1060, 1378, 1460, 1898, 2756, 3445, 3796, 3869, 4745, 6890, 7738, 9490, 13780, 15476, 18980, 19345, 19979, 38690, 39958, 50297, 77380, 79916, 99895, 100594, 199790, 201188, 251485, 259727, 399580, 502970, 519454, 1005940, 1038908, 1058887, 1298635, 1458467, 2117774, 2597270, 2916934, 4235548, 5194540, 5294435, 5833868, 7292335, 10588870, 13765531, 14584670, 18960071, 21177740, 27531062, 29169340, 37920142, 55062124, 68827655, 75840284, 77298751, 94800355, 137655310, 154597502, 189600710, 275310620, 309195004, 379201420, 386493755, 772987510, 1004883763, 1545975020, 2009767526, 4019535052, 5024418815, 10048837630, 20097675260]

約数ペア:

[(1, 20097675260), (2, 10048837630), (4, 5024418815), (5, 4019535052), (10, 2009767526), (13, 1545975020), (20, 1004883763), (26, 772987510), (52, 386493755), (53, 379201420), (65, 309195004), (73, 275310620), (106, 189600710), (130, 154597502), (146, 137655310), (212, 94800355), (260, 77298751), (265, 75840284), (292, 68827655), (365, 55062124), (530, 37920142), (689, 29169340), (730, 27531062), (949, 21177740), (1060, 18960071), (1378, 14584670), (1460, 13765531), (1898, 10588870), (2756, 7292335), (3445, 5833868), (3796, 5294435), (3869, 5194540), (4745, 4235548), (6890, 2916934), (7738, 2597270), (9490, 2117774), (13780, 1458467), (15476, 1298635), (18980, 1058887), (19345, 1038908), (19979, 1005940), (38690, 519454), (39958, 502970), (50297, 399580), (77380, 259727), (79916, 251485), (99895, 201188), (100594, 199790)]