204989898260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3571}}^1\times {\mathrm{410029}}^1$

素因数の和:413616

約数の個数: 48

約数和(自身を含む): 492114725760

約数和(自身を除く): 287124827500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3571, 7142, 14284, 17855, 24997, 35710, 49994, 71420, 99988, 124985, 249970, 410029, 499940, 820058, 1640116, 2050145, 2870203, 4100290, 5740406, 8200580, 11480812, 14351015, 28702030, 57404060, 1464213559, 2928427118, 5856854236, 7321067795, 10249494913, 14642135590, 20498989826, 29284271180, 40997979652, 51247474565, 102494949130, 204989898260]

約数ペア:

[(1, 204989898260), (2, 102494949130), (4, 51247474565), (5, 40997979652), (7, 29284271180), (10, 20498989826), (14, 14642135590), (20, 10249494913), (28, 7321067795), (35, 5856854236), (70, 2928427118), (140, 1464213559), (3571, 57404060), (7142, 28702030), (14284, 14351015), (17855, 11480812), (24997, 8200580), (35710, 5740406), (49994, 4100290), (71420, 2870203), (99988, 2050145), (124985, 1640116), (249970, 820058), (410029, 499940)]