26200540

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3203}}^1$

素因数の和:3621

約数の個数: 24

約数和(自身を含む): 55172880

約数和(自身を除く): 28972340

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 3203, 4090, 6406, 8180, 12812, 16015, 32030, 64060, 1310027, 2620054, 5240108, 6550135, 13100270, 26200540]

約数ペア:

[(1, 26200540), (2, 13100270), (4, 6550135), (5, 5240108), (10, 2620054), (20, 1310027), (409, 64060), (818, 32030), (1636, 16015), (2045, 12812), (3203, 8180), (4090, 6406)]