1340416

素因数分解:

$2^{10}\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:55

約数の個数: 88

約数和(自身を含む): 3537216

約数和(自身を除く): 2196800

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 56, 64, 68, 77, 88, 112, 119, 128, 136, 154, 176, 187, 224, 238, 256, 272, 308, 352, 374, 448, 476, 512, 544, 616, 704, 748, 896, 952, 1024, 1088, 1232, 1309, 1408, 1496, 1792, 1904, 2176, 2464, 2618, 2816, 2992, 3584, 3808, 4352, 4928, 5236, 5632, 5984, 7168, 7616, 8704, 9856, 10472, 11264, 11968, 15232, 17408, 19712, 20944, 23936, 30464, 39424, 41888, 47872, 60928, 78848, 83776, 95744, 121856, 167552, 191488, 335104, 670208, 1340416]

約数ペア:

[(1, 1340416), (2, 670208), (4, 335104), (7, 191488), (8, 167552), (11, 121856), (14, 95744), (16, 83776), (17, 78848), (22, 60928), (28, 47872), (32, 41888), (34, 39424), (44, 30464), (56, 23936), (64, 20944), (68, 19712), (77, 17408), (88, 15232), (112, 11968), (119, 11264), (128, 10472), (136, 9856), (154, 8704), (176, 7616), (187, 7168), (224, 5984), (238, 5632), (256, 5236), (272, 4928), (308, 4352), (352, 3808), (374, 3584), (448, 2992), (476, 2816), (512, 2618), (544, 2464), (616, 2176), (704, 1904), (748, 1792), (896, 1496), (952, 1408), (1024, 1309), (1088, 1232)]