16390420

素因数分解:

$2^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2797}}^1$

素因数の和:3099

約数の個数: 24

約数和(自身を含む): 34549704

約数和(自身を除く): 18159284

約数列:

[1, 2, 4, 5, 10, 20, 293, 586, 1172, 1465, 2797, 2930, 5594, 5860, 11188, 13985, 27970, 55940, 819521, 1639042, 3278084, 4097605, 8195210, 16390420]

約数ペア:

[(1, 16390420), (2, 8195210), (4, 4097605), (5, 3278084), (10, 1639042), (20, 819521), (293, 55940), (586, 27970), (1172, 13985), (1465, 11188), (2797, 5860), (2930, 5594)]