56377720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{887}}^1$

素因数の和:1132

約数の個数: 64

約数和(自身を含む): 145774080

約数和(自身を除く): 89396360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 227, 280, 454, 887, 908, 1135, 1589, 1774, 1816, 2270, 3178, 3548, 4435, 4540, 6209, 6356, 7096, 7945, 8870, 9080, 12418, 12712, 15890, 17740, 24836, 31045, 31780, 35480, 49672, 62090, 63560, 124180, 201349, 248360, 402698, 805396, 1006745, 1409443, 1610792, 2013490, 2818886, 4026980, 5637772, 7047215, 8053960, 11275544, 14094430, 28188860, 56377720]

約数ペア:

[(1, 56377720), (2, 28188860), (4, 14094430), (5, 11275544), (7, 8053960), (8, 7047215), (10, 5637772), (14, 4026980), (20, 2818886), (28, 2013490), (35, 1610792), (40, 1409443), (56, 1006745), (70, 805396), (140, 402698), (227, 248360), (280, 201349), (454, 124180), (887, 63560), (908, 62090), (1135, 49672), (1589, 35480), (1774, 31780), (1816, 31045), (2270, 24836), (3178, 17740), (3548, 15890), (4435, 12712), (4540, 12418), (6209, 9080), (6356, 8870), (7096, 7945)]