2257360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:188

約数の個数: 80

約数和(自身を含む): 6249600

約数和(自身を除く): 3992240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 139, 140, 145, 203, 232, 278, 280, 290, 406, 464, 556, 560, 580, 695, 812, 973, 1015, 1112, 1160, 1390, 1624, 1946, 2030, 2224, 2320, 2780, 3248, 3892, 4031, 4060, 4865, 5560, 7784, 8062, 8120, 9730, 11120, 15568, 16124, 16240, 19460, 20155, 28217, 32248, 38920, 40310, 56434, 64496, 77840, 80620, 112868, 141085, 161240, 225736, 282170, 322480, 451472, 564340, 1128680, 2257360]

約数ペア:

[(1, 2257360), (2, 1128680), (4, 564340), (5, 451472), (7, 322480), (8, 282170), (10, 225736), (14, 161240), (16, 141085), (20, 112868), (28, 80620), (29, 77840), (35, 64496), (40, 56434), (56, 40310), (58, 38920), (70, 32248), (80, 28217), (112, 20155), (116, 19460), (139, 16240), (140, 16124), (145, 15568), (203, 11120), (232, 9730), (278, 8120), (280, 8062), (290, 7784), (406, 5560), (464, 4865), (556, 4060), (560, 4031), (580, 3892), (695, 3248), (812, 2780), (973, 2320), (1015, 2224), (1112, 2030), (1160, 1946), (1390, 1624)]