1440953668

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{4211}}^1$

素因数の和:4345

約数の個数: 72

約数和(自身を含む): 3199839552

約数和(自身を除く): 1758885884

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 101, 121, 154, 202, 242, 308, 404, 484, 707, 847, 1111, 1414, 1694, 2222, 2828, 3388, 4211, 4444, 7777, 8422, 12221, 15554, 16844, 24442, 29477, 31108, 46321, 48884, 58954, 85547, 92642, 117908, 171094, 185284, 324247, 342188, 425311, 509531, 648494, 850622, 1019062, 1296988, 1701244, 2038124, 2977177, 3566717, 4678421, 5954354, 7133434, 9356842, 11908708, 14266868, 18713684, 32748947, 51462631, 65497894, 102925262, 130995788, 205850524, 360238417, 720476834, 1440953668]

約数ペア:

[(1, 1440953668), (2, 720476834), (4, 360238417), (7, 205850524), (11, 130995788), (14, 102925262), (22, 65497894), (28, 51462631), (44, 32748947), (77, 18713684), (101, 14266868), (121, 11908708), (154, 9356842), (202, 7133434), (242, 5954354), (308, 4678421), (404, 3566717), (484, 2977177), (707, 2038124), (847, 1701244), (1111, 1296988), (1414, 1019062), (1694, 850622), (2222, 648494), (2828, 509531), (3388, 425311), (4211, 342188), (4444, 324247), (7777, 185284), (8422, 171094), (12221, 117908), (15554, 92642), (16844, 85547), (24442, 58954), (29477, 48884), (31108, 46321)]