40991328

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{20333}}^1$

素因数の和:20356

約数の個数: 72

約数和(自身を含む): 133228368

約数和(自身を除く): 92237040

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 20333, 40666, 60999, 81332, 121998, 142331, 162664, 182997, 243996, 284662, 325328, 365994, 426993, 487992, 569324, 650656, 731988, 853986, 975984, 1138648, 1280979, 1463976, 1707972, 1951968, 2277296, 2561958, 2927952, 3415944, 4554592, 5123916, 5855904, 6831888, 10247832, 13663776, 20495664, 40991328]

約数ペア:

[(1, 40991328), (2, 20495664), (3, 13663776), (4, 10247832), (6, 6831888), (7, 5855904), (8, 5123916), (9, 4554592), (12, 3415944), (14, 2927952), (16, 2561958), (18, 2277296), (21, 1951968), (24, 1707972), (28, 1463976), (32, 1280979), (36, 1138648), (42, 975984), (48, 853986), (56, 731988), (63, 650656), (72, 569324), (84, 487992), (96, 426993), (112, 365994), (126, 325328), (144, 284662), (168, 243996), (224, 182997), (252, 162664), (288, 142331), (336, 121998), (504, 81332), (672, 60999), (1008, 40666), (2016, 20333)]