19558740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14173}}^1$

素因数の和:14208

約数の個数: 48

約数和(自身を含む): 57149568

約数和(自身を除く): 37590828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 14173, 28346, 42519, 56692, 70865, 85038, 141730, 170076, 212595, 283460, 325979, 425190, 651958, 850380, 977937, 1303916, 1629895, 1955874, 3259790, 3911748, 4889685, 6519580, 9779370, 19558740]

約数ペア:

[(1, 19558740), (2, 9779370), (3, 6519580), (4, 4889685), (5, 3911748), (6, 3259790), (10, 1955874), (12, 1629895), (15, 1303916), (20, 977937), (23, 850380), (30, 651958), (46, 425190), (60, 325979), (69, 283460), (92, 212595), (115, 170076), (138, 141730), (230, 85038), (276, 70865), (345, 56692), (460, 42519), (690, 28346), (1380, 14173)]