200280940

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{22303}}^1$

素因数の和:22761

約数の個数: 24

約数和(自身を含む): 421545600

約数和(自身を除く): 221264660

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 8980, 22303, 44606, 89212, 111515, 223030, 446060, 10014047, 20028094, 40056188, 50070235, 100140470, 200280940]

約数ペア:

[(1, 200280940), (2, 100140470), (4, 50070235), (5, 40056188), (10, 20028094), (20, 10014047), (449, 446060), (898, 223030), (1796, 111515), (2245, 89212), (4490, 44606), (8980, 22303)]