40139996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{3203}}^1$

素因数の和:3461

約数の個数: 24

約数和(自身を含む): 75986064

約数和(自身を除く): 35846068

約数列:

[1, 2, 4, 13, 26, 52, 241, 482, 964, 3133, 3203, 6266, 6406, 12532, 12812, 41639, 83278, 166556, 771923, 1543846, 3087692, 10034999, 20069998, 40139996]

約数ペア:

[(1, 40139996), (2, 20069998), (4, 10034999), (13, 3087692), (26, 1543846), (52, 771923), (241, 166556), (482, 83278), (964, 41639), (3133, 12812), (3203, 12532), (6266, 6406)]