2019221792

素因数分解:

$2^5\times 7^4\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:720

約数の個数: 120

約数和(自身を含む): 4758148332

約数和(自身を除く): 2738926540

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 49, 56, 82, 98, 112, 164, 196, 224, 287, 328, 343, 392, 574, 641, 656, 686, 784, 1148, 1282, 1312, 1372, 1568, 2009, 2296, 2401, 2564, 2744, 4018, 4487, 4592, 4802, 5128, 5488, 8036, 8974, 9184, 9604, 10256, 10976, 14063, 16072, 17948, 19208, 20512, 26281, 28126, 31409, 32144, 35896, 38416, 52562, 56252, 62818, 64288, 71792, 76832, 98441, 105124, 112504, 125636, 143584, 183967, 196882, 210248, 219863, 225008, 251272, 367934, 393764, 420496, 439726, 450016, 502544, 735868, 787528, 840992, 879452, 1005088, 1287769, 1471736, 1539041, 1575056, 1758904, 2575538, 2943472, 3078082, 3150112, 3517808, 5151076, 5886944, 6156164, 7035616, 9014383, 10302152, 12312328, 18028766, 20604304, 24624656, 36057532, 41208608, 49249312, 63100681, 72115064, 126201362, 144230128, 252402724, 288460256, 504805448, 1009610896, 2019221792]

約数ペア:

[(1, 2019221792), (2, 1009610896), (4, 504805448), (7, 288460256), (8, 252402724), (14, 144230128), (16, 126201362), (28, 72115064), (32, 63100681), (41, 49249312), (49, 41208608), (56, 36057532), (82, 24624656), (98, 20604304), (112, 18028766), (164, 12312328), (196, 10302152), (224, 9014383), (287, 7035616), (328, 6156164), (343, 5886944), (392, 5151076), (574, 3517808), (641, 3150112), (656, 3078082), (686, 2943472), (784, 2575538), (1148, 1758904), (1282, 1575056), (1312, 1539041), (1372, 1471736), (1568, 1287769), (2009, 1005088), (2296, 879452), (2401, 840992), (2564, 787528), (2744, 735868), (4018, 502544), (4487, 450016), (4592, 439726), (4802, 420496), (5128, 393764), (5488, 367934), (8036, 251272), (8974, 225008), (9184, 219863), (9604, 210248), (10256, 196882), (10976, 183967), (14063, 143584), (16072, 125636), (17948, 112504), (19208, 105124), (20512, 98441), (26281, 76832), (28126, 71792), (31409, 64288), (32144, 62818), (35896, 56252), (38416, 52562)]