20175897610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{133979}}^1$

素因数の和:134071

約数の個数: 48

約数和(自身を含む): 40718129760

約数和(自身を除く): 20542232150

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 1369, 2035, 2738, 4070, 6845, 13690, 15059, 30118, 75295, 133979, 150590, 267958, 669895, 1339790, 1473769, 2947538, 4957223, 7368845, 9914446, 14737690, 24786115, 49572230, 54529453, 109058906, 183417251, 272647265, 366834502, 545294530, 917086255, 1834172510, 2017589761, 4035179522, 10087948805, 20175897610]

約数ペア:

[(1, 20175897610), (2, 10087948805), (5, 4035179522), (10, 2017589761), (11, 1834172510), (22, 917086255), (37, 545294530), (55, 366834502), (74, 272647265), (110, 183417251), (185, 109058906), (370, 54529453), (407, 49572230), (814, 24786115), (1369, 14737690), (2035, 9914446), (2738, 7368845), (4070, 4957223), (6845, 2947538), (13690, 1473769), (15059, 1339790), (30118, 669895), (75295, 267958), (133979, 150590)]