42940228

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:400

約数の個数: 36

約数和(自身を含む): 80266032

約数和(自身を除く): 37325804

約数列:

[1, 2, 4, 19, 38, 76, 131, 227, 262, 361, 454, 524, 722, 908, 1444, 2489, 4313, 4978, 8626, 9956, 17252, 29737, 47291, 59474, 81947, 94582, 118948, 163894, 189164, 327788, 565003, 1130006, 2260012, 10735057, 21470114, 42940228]

約数ペア:

[(1, 42940228), (2, 21470114), (4, 10735057), (19, 2260012), (38, 1130006), (76, 565003), (131, 327788), (227, 189164), (262, 163894), (361, 118948), (454, 94582), (524, 81947), (722, 59474), (908, 47291), (1444, 29737), (2489, 17252), (4313, 9956), (4978, 8626)]