56190820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5653}}^1$

素因数の和:5740

約数の個数: 48

約数和(自身を含む): 136781568

約数和(自身を除く): 80590748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 5653, 9940, 11306, 22612, 28265, 39571, 56530, 79142, 113060, 158284, 197855, 395710, 401363, 791420, 802726, 1605452, 2006815, 2809541, 4013630, 5619082, 8027260, 11238164, 14047705, 28095410, 56190820]

約数ペア:

[(1, 56190820), (2, 28095410), (4, 14047705), (5, 11238164), (7, 8027260), (10, 5619082), (14, 4013630), (20, 2809541), (28, 2006815), (35, 1605452), (70, 802726), (71, 791420), (140, 401363), (142, 395710), (284, 197855), (355, 158284), (497, 113060), (710, 79142), (994, 56530), (1420, 39571), (1988, 28265), (2485, 22612), (4970, 11306), (5653, 9940)]