56320040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2833}}^1$

素因数の和:2922

約数の個数: 64

約数和(自身を含む): 146914560

約数和(自身を除く): 90594520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2833, 2840, 3976, 4970, 5666, 9940, 11332, 14165, 19831, 19880, 22664, 28330, 39662, 56660, 79324, 99155, 113320, 158648, 198310, 201143, 396620, 402286, 793240, 804572, 1005715, 1408001, 1609144, 2011430, 2816002, 4022860, 5632004, 7040005, 8045720, 11264008, 14080010, 28160020, 56320040]

約数ペア:

[(1, 56320040), (2, 28160020), (4, 14080010), (5, 11264008), (7, 8045720), (8, 7040005), (10, 5632004), (14, 4022860), (20, 2816002), (28, 2011430), (35, 1609144), (40, 1408001), (56, 1005715), (70, 804572), (71, 793240), (140, 402286), (142, 396620), (280, 201143), (284, 198310), (355, 158648), (497, 113320), (568, 99155), (710, 79324), (994, 56660), (1420, 39662), (1988, 28330), (2485, 22664), (2833, 19880), (2840, 19831), (3976, 14165), (4970, 11332), (5666, 9940)]