1979602688

素因数分解:

$2^8\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15559}}^1$

素因数の和:15653

約数の個数: 72

約数和(自身を含む): 4579868160

約数和(自身を除く): 2600265472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 256, 284, 448, 497, 568, 896, 994, 1136, 1792, 1988, 2272, 3976, 4544, 7952, 9088, 15559, 15904, 18176, 31118, 31808, 62236, 63616, 108913, 124472, 127232, 217826, 248944, 435652, 497888, 871304, 995776, 1104689, 1742608, 1991552, 2209378, 3485216, 3983104, 4418756, 6970432, 7732823, 8837512, 13940864, 15465646, 17675024, 27881728, 30931292, 35350048, 61862584, 70700096, 123725168, 141400192, 247450336, 282800384, 494900672, 989801344, 1979602688]

約数ペア:

[(1, 1979602688), (2, 989801344), (4, 494900672), (7, 282800384), (8, 247450336), (14, 141400192), (16, 123725168), (28, 70700096), (32, 61862584), (56, 35350048), (64, 30931292), (71, 27881728), (112, 17675024), (128, 15465646), (142, 13940864), (224, 8837512), (256, 7732823), (284, 6970432), (448, 4418756), (497, 3983104), (568, 3485216), (896, 2209378), (994, 1991552), (1136, 1742608), (1792, 1104689), (1988, 995776), (2272, 871304), (3976, 497888), (4544, 435652), (7952, 248944), (9088, 217826), (15559, 127232), (15904, 124472), (18176, 108913), (31118, 63616), (31808, 62236)]