2196220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8447}}^1$

素因数の和:8469

約数の個数: 24

約数和(自身を含む): 4967424

約数和(自身を除く): 2771204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8447, 16894, 33788, 42235, 84470, 109811, 168940, 219622, 439244, 549055, 1098110, 2196220]

約数ペア:

[(1, 2196220), (2, 1098110), (4, 549055), (5, 439244), (10, 219622), (13, 168940), (20, 109811), (26, 84470), (52, 42235), (65, 33788), (130, 16894), (260, 8447)]