40191872

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1447}}^1$

素因数の和:1499

約数の個数: 64

約数和(自身を含む): 94525440

約数和(自身を除く): 54333568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1447, 1736, 1984, 2894, 3472, 3968, 5788, 6944, 10129, 11576, 13888, 20258, 23152, 27776, 40516, 44857, 46304, 81032, 89714, 92608, 162064, 179428, 185216, 313999, 324128, 358856, 627998, 648256, 717712, 1255996, 1296512, 1435424, 2511992, 2870848, 5023984, 5741696, 10047968, 20095936, 40191872]

約数ペア:

[(1, 40191872), (2, 20095936), (4, 10047968), (7, 5741696), (8, 5023984), (14, 2870848), (16, 2511992), (28, 1435424), (31, 1296512), (32, 1255996), (56, 717712), (62, 648256), (64, 627998), (112, 358856), (124, 324128), (128, 313999), (217, 185216), (224, 179428), (248, 162064), (434, 92608), (448, 89714), (496, 81032), (868, 46304), (896, 44857), (992, 40516), (1447, 27776), (1736, 23152), (1984, 20258), (2894, 13888), (3472, 11576), (3968, 10129), (5788, 6944)]