19400760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{53891}}^1$

素因数の和:53908

約数の個数: 48

約数和(自身を含む): 63053640

約数和(自身を除く): 43652880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 53891, 107782, 161673, 215564, 269455, 323346, 431128, 485019, 538910, 646692, 808365, 970038, 1077820, 1293384, 1616730, 1940076, 2155640, 2425095, 3233460, 3880152, 4850190, 6466920, 9700380, 19400760]

約数ペア:

[(1, 19400760), (2, 9700380), (3, 6466920), (4, 4850190), (5, 3880152), (6, 3233460), (8, 2425095), (9, 2155640), (10, 1940076), (12, 1616730), (15, 1293384), (18, 1077820), (20, 970038), (24, 808365), (30, 646692), (36, 538910), (40, 485019), (45, 431128), (60, 323346), (72, 269455), (90, 215564), (120, 161673), (180, 107782), (360, 53891)]