1381118800

素因数分解:

$2^4\times 5^2\times {\mathrm{3452797}}^1$

素因数の和:3452815

約数の個数: 30

約数和(自身を含む): 3318138878

約数和(自身を除く): 1937020078

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3452797, 6905594, 13811188, 17263985, 27622376, 34527970, 55244752, 69055940, 86319925, 138111880, 172639850, 276223760, 345279700, 690559400, 1381118800]

約数ペア:

[(1, 1381118800), (2, 690559400), (4, 345279700), (5, 276223760), (8, 172639850), (10, 138111880), (16, 86319925), (20, 69055940), (25, 55244752), (40, 34527970), (50, 27622376), (80, 17263985), (100, 13811188), (200, 6905594), (400, 3452797)]