1778312180

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{15679}}^1$

素因数の和:15848

約数の個数: 48

約数和(自身を含む): 3840721920

約数和(自身を除く): 2062409740

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 107, 212, 214, 265, 428, 530, 535, 1060, 1070, 2140, 5671, 11342, 15679, 22684, 28355, 31358, 56710, 62716, 78395, 113420, 156790, 313580, 830987, 1661974, 1677653, 3323948, 3355306, 4154935, 6710612, 8309870, 8388265, 16619740, 16776530, 33553060, 88915609, 177831218, 355662436, 444578045, 889156090, 1778312180]

約数ペア:

[(1, 1778312180), (2, 889156090), (4, 444578045), (5, 355662436), (10, 177831218), (20, 88915609), (53, 33553060), (106, 16776530), (107, 16619740), (212, 8388265), (214, 8309870), (265, 6710612), (428, 4154935), (530, 3355306), (535, 3323948), (1060, 1677653), (1070, 1661974), (2140, 830987), (5671, 313580), (11342, 156790), (15679, 113420), (22684, 78395), (28355, 62716), (31358, 56710)]