40499450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:599

約数の個数: 48

約数和(自身を含む): 80352000

約数和(自身を除く): 39852550

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 89, 95, 178, 190, 445, 475, 479, 890, 950, 958, 1691, 2225, 2395, 3382, 4450, 4790, 8455, 9101, 11975, 16910, 18202, 23950, 42275, 42631, 45505, 84550, 85262, 91010, 213155, 227525, 426310, 455050, 809989, 1065775, 1619978, 2131550, 4049945, 8099890, 20249725, 40499450]

約数ペア:

[(1, 40499450), (2, 20249725), (5, 8099890), (10, 4049945), (19, 2131550), (25, 1619978), (38, 1065775), (50, 809989), (89, 455050), (95, 426310), (178, 227525), (190, 213155), (445, 91010), (475, 85262), (479, 84550), (890, 45505), (950, 42631), (958, 42275), (1691, 23950), (2225, 18202), (2395, 16910), (3382, 11975), (4450, 9101), (4790, 8455)]