40707828

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:562

約数の個数: 108

約数和(自身を含む): 122496192

約数和(自身を除く): 81788364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 49, 63, 84, 94, 98, 126, 141, 147, 188, 196, 252, 282, 294, 329, 423, 441, 491, 564, 588, 658, 846, 882, 982, 987, 1316, 1473, 1692, 1764, 1964, 1974, 2303, 2946, 2961, 3437, 3948, 4419, 4606, 5892, 5922, 6874, 6909, 8838, 9212, 10311, 11844, 13748, 13818, 17676, 20622, 20727, 23077, 24059, 27636, 30933, 41244, 41454, 46154, 48118, 61866, 69231, 72177, 82908, 92308, 96236, 123732, 138462, 144354, 161539, 207693, 216531, 276924, 288708, 323078, 415386, 433062, 484617, 646156, 830772, 866124, 969234, 1130773, 1453851, 1938468, 2261546, 2907702, 3392319, 4523092, 5815404, 6784638, 10176957, 13569276, 20353914, 40707828]

約数ペア:

[(1, 40707828), (2, 20353914), (3, 13569276), (4, 10176957), (6, 6784638), (7, 5815404), (9, 4523092), (12, 3392319), (14, 2907702), (18, 2261546), (21, 1938468), (28, 1453851), (36, 1130773), (42, 969234), (47, 866124), (49, 830772), (63, 646156), (84, 484617), (94, 433062), (98, 415386), (126, 323078), (141, 288708), (147, 276924), (188, 216531), (196, 207693), (252, 161539), (282, 144354), (294, 138462), (329, 123732), (423, 96236), (441, 92308), (491, 82908), (564, 72177), (588, 69231), (658, 61866), (846, 48118), (882, 46154), (982, 41454), (987, 41244), (1316, 30933), (1473, 27636), (1692, 24059), (1764, 23077), (1964, 20727), (1974, 20622), (2303, 17676), (2946, 13818), (2961, 13748), (3437, 11844), (3948, 10311), (4419, 9212), (4606, 8838), (5892, 6909), (5922, 6874)]