20430816

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{30403}}^1$

素因数の和:30423

約数の個数: 48

約数和(自身を含む): 61294464

約数和(自身を除く): 40863648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 30403, 60806, 91209, 121612, 182418, 212821, 243224, 364836, 425642, 486448, 638463, 729672, 851284, 972896, 1276926, 1459344, 1702568, 2553852, 2918688, 3405136, 5107704, 6810272, 10215408, 20430816]

約数ペア:

[(1, 20430816), (2, 10215408), (3, 6810272), (4, 5107704), (6, 3405136), (7, 2918688), (8, 2553852), (12, 1702568), (14, 1459344), (16, 1276926), (21, 972896), (24, 851284), (28, 729672), (32, 638463), (42, 486448), (48, 425642), (56, 364836), (84, 243224), (96, 212821), (112, 182418), (168, 121612), (224, 91209), (336, 60806), (672, 30403)]