2017193420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{631}}^1\times {\mathrm{1321}}^1$

素因数の和:1983

約数の個数: 72

約数和(自身を含む): 4667125344

約数和(自身を除く): 2649931924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 631, 1210, 1262, 1321, 2420, 2524, 2642, 3155, 5284, 6310, 6605, 6941, 12620, 13210, 13882, 14531, 26420, 27764, 29062, 34705, 58124, 69410, 72655, 76351, 138820, 145310, 152702, 159841, 290620, 305404, 319682, 381755, 639364, 763510, 799205, 833551, 1527020, 1598410, 1667102, 3196820, 3334204, 4167755, 8335510, 9169061, 16671020, 18338122, 36676244, 45845305, 91690610, 100859671, 183381220, 201719342, 403438684, 504298355, 1008596710, 2017193420]

約数ペア:

[(1, 2017193420), (2, 1008596710), (4, 504298355), (5, 403438684), (10, 201719342), (11, 183381220), (20, 100859671), (22, 91690610), (44, 45845305), (55, 36676244), (110, 18338122), (121, 16671020), (220, 9169061), (242, 8335510), (484, 4167755), (605, 3334204), (631, 3196820), (1210, 1667102), (1262, 1598410), (1321, 1527020), (2420, 833551), (2524, 799205), (2642, 763510), (3155, 639364), (5284, 381755), (6310, 319682), (6605, 305404), (6941, 290620), (12620, 159841), (13210, 152702), (13882, 145310), (14531, 138820), (26420, 76351), (27764, 72655), (29062, 69410), (34705, 58124)]