2420864908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1$

素因数の和:764

約数の個数: 144

約数和(自身を含む): 5680023552

約数和(自身を除く): 3259158644

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 47, 77, 92, 94, 121, 154, 161, 188, 242, 253, 308, 322, 329, 484, 506, 517, 644, 658, 661, 847, 1012, 1034, 1081, 1316, 1322, 1694, 1771, 2068, 2162, 2644, 2783, 3388, 3542, 3619, 4324, 4627, 5566, 5687, 7084, 7238, 7271, 7567, 9254, 11132, 11374, 11891, 14476, 14542, 15134, 15203, 18508, 19481, 22748, 23782, 29084, 30268, 30406, 31067, 38962, 39809, 47564, 50897, 60812, 62134, 77924, 79618, 79981, 83237, 101794, 106421, 124268, 130801, 159236, 159962, 166474, 167233, 203588, 212842, 217469, 261602, 319924, 332948, 334466, 341737, 425684, 434938, 523204, 559867, 668932, 683474, 714541, 869876, 915607, 1119734, 1170631, 1366948, 1429082, 1831214, 1839563, 2239468, 2341262, 2392159, 2858164, 3662428, 3679126, 3759107, 4682524, 4784318, 5001787, 7358252, 7518214, 7859951, 9568636, 10003574, 12876941, 15036428, 15719902, 20007148, 25753882, 26313749, 31439804, 51507764, 52627498, 55019657, 86459461, 105254996, 110039314, 172918922, 220078628, 345837844, 605216227, 1210432454, 2420864908]

約数ペア:

[(1, 2420864908), (2, 1210432454), (4, 605216227), (7, 345837844), (11, 220078628), (14, 172918922), (22, 110039314), (23, 105254996), (28, 86459461), (44, 55019657), (46, 52627498), (47, 51507764), (77, 31439804), (92, 26313749), (94, 25753882), (121, 20007148), (154, 15719902), (161, 15036428), (188, 12876941), (242, 10003574), (253, 9568636), (308, 7859951), (322, 7518214), (329, 7358252), (484, 5001787), (506, 4784318), (517, 4682524), (644, 3759107), (658, 3679126), (661, 3662428), (847, 2858164), (1012, 2392159), (1034, 2341262), (1081, 2239468), (1316, 1839563), (1322, 1831214), (1694, 1429082), (1771, 1366948), (2068, 1170631), (2162, 1119734), (2644, 915607), (2783, 869876), (3388, 714541), (3542, 683474), (3619, 668932), (4324, 559867), (4627, 523204), (5566, 434938), (5687, 425684), (7084, 341737), (7238, 334466), (7271, 332948), (7567, 319924), (9254, 261602), (11132, 217469), (11374, 212842), (11891, 203588), (14476, 167233), (14542, 166474), (15134, 159962), (15203, 159236), (18508, 130801), (19481, 124268), (22748, 106421), (23782, 101794), (29084, 83237), (30268, 79981), (30406, 79618), (31067, 77924), (38962, 62134), (39809, 60812), (47564, 50897)]