56518640

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{5393}}^1$

素因数の和:5537

約数の個数: 40

約数和(自身を含む): 132433488

約数和(自身を除く): 75914848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 5393, 10480, 10786, 21572, 26965, 43144, 53930, 86288, 107860, 215720, 431440, 706483, 1412966, 2825932, 3532415, 5651864, 7064830, 11303728, 14129660, 28259320, 56518640]

約数ペア:

[(1, 56518640), (2, 28259320), (4, 14129660), (5, 11303728), (8, 7064830), (10, 5651864), (16, 3532415), (20, 2825932), (40, 1412966), (80, 706483), (131, 431440), (262, 215720), (524, 107860), (655, 86288), (1048, 53930), (1310, 43144), (2096, 26965), (2620, 21572), (5240, 10786), (5393, 10480)]