20879200

素因数分解:

$2^5\times 5^2\times {\mathrm{26099}}^1$

素因数の和:26119

約数の個数: 36

約数和(自身を含む): 50973300

約数和(自身を除く): 30094100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 26099, 52198, 104396, 130495, 208792, 260990, 417584, 521980, 652475, 835168, 1043960, 1304950, 2087920, 2609900, 4175840, 5219800, 10439600, 20879200]

約数ペア:

[(1, 20879200), (2, 10439600), (4, 5219800), (5, 4175840), (8, 2609900), (10, 2087920), (16, 1304950), (20, 1043960), (25, 835168), (32, 652475), (40, 521980), (50, 417584), (80, 260990), (100, 208792), (160, 130495), (200, 104396), (400, 52198), (800, 26099)]