2019979610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{25121}}^1$

素因数の和:25199

約数の個数: 64

約数和(自身を含む): 4297670784

約数和(自身を除く): 2277691174

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 43, 55, 85, 86, 110, 170, 187, 215, 374, 430, 473, 731, 935, 946, 1462, 1870, 2365, 3655, 4730, 7310, 8041, 16082, 25121, 40205, 50242, 80410, 125605, 251210, 276331, 427057, 552662, 854114, 1080203, 1381655, 2135285, 2160406, 2763310, 4270570, 4697627, 5401015, 9395254, 10802030, 11882233, 18363451, 23488135, 23764466, 36726902, 46976270, 59411165, 91817255, 118822330, 183634510, 201997961, 403995922, 1009989805, 2019979610]

約数ペア:

[(1, 2019979610), (2, 1009989805), (5, 403995922), (10, 201997961), (11, 183634510), (17, 118822330), (22, 91817255), (34, 59411165), (43, 46976270), (55, 36726902), (85, 23764466), (86, 23488135), (110, 18363451), (170, 11882233), (187, 10802030), (215, 9395254), (374, 5401015), (430, 4697627), (473, 4270570), (731, 2763310), (935, 2160406), (946, 2135285), (1462, 1381655), (1870, 1080203), (2365, 854114), (3655, 552662), (4730, 427057), (7310, 276331), (8041, 251210), (16082, 125605), (25121, 80410), (40205, 50242)]