394064384

素因数分解:

$2^9\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2557}}^1$

素因数の和:2625

約数の個数: 80

約数和(自身を含む): 921125568

約数和(自身を除く): 527061184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 128, 172, 224, 256, 301, 344, 448, 512, 602, 688, 896, 1204, 1376, 1792, 2408, 2557, 2752, 3584, 4816, 5114, 5504, 9632, 10228, 11008, 17899, 19264, 20456, 22016, 35798, 38528, 40912, 71596, 77056, 81824, 109951, 143192, 154112, 163648, 219902, 286384, 327296, 439804, 572768, 654592, 769657, 879608, 1145536, 1309184, 1539314, 1759216, 2291072, 3078628, 3518432, 4582144, 6157256, 7036864, 9164288, 12314512, 14073728, 24629024, 28147456, 49258048, 56294912, 98516096, 197032192, 394064384]

約数ペア:

[(1, 394064384), (2, 197032192), (4, 98516096), (7, 56294912), (8, 49258048), (14, 28147456), (16, 24629024), (28, 14073728), (32, 12314512), (43, 9164288), (56, 7036864), (64, 6157256), (86, 4582144), (112, 3518432), (128, 3078628), (172, 2291072), (224, 1759216), (256, 1539314), (301, 1309184), (344, 1145536), (448, 879608), (512, 769657), (602, 654592), (688, 572768), (896, 439804), (1204, 327296), (1376, 286384), (1792, 219902), (2408, 163648), (2557, 154112), (2752, 143192), (3584, 109951), (4816, 81824), (5114, 77056), (5504, 71596), (9632, 40912), (10228, 38528), (11008, 35798), (17899, 22016), (19264, 20456)]