20068450

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{7573}}^1$

素因数の和:7638

約数の個数: 24

約数和(自身を含む): 38036628

約数和(自身を除く): 17968178

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 7573, 15146, 37865, 75730, 189325, 378650, 401369, 802738, 2006845, 4013690, 10034225, 20068450]

約数ペア:

[(1, 20068450), (2, 10034225), (5, 4013690), (10, 2006845), (25, 802738), (50, 401369), (53, 378650), (106, 189325), (265, 75730), (530, 37865), (1325, 15146), (2650, 7573)]