20029420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52709}}^1$

素因数の和:52737

約数の個数: 24

約数和(自身を含む): 44276400

約数和(自身を除く): 24246980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 52709, 105418, 210836, 263545, 527090, 1001471, 1054180, 2002942, 4005884, 5007355, 10014710, 20029420]

約数ペア:

[(1, 20029420), (2, 10014710), (4, 5007355), (5, 4005884), (10, 2002942), (19, 1054180), (20, 1001471), (38, 527090), (76, 263545), (95, 210836), (190, 105418), (380, 52709)]