22215920

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2027}}^1$

素因数の和:2177

約数の個数: 40

約数和(自身を含む): 52054704

約数和(自身を除く): 29838784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2027, 2192, 2740, 4054, 5480, 8108, 10135, 10960, 16216, 20270, 32432, 40540, 81080, 162160, 277699, 555398, 1110796, 1388495, 2221592, 2776990, 4443184, 5553980, 11107960, 22215920]

約数ペア:

[(1, 22215920), (2, 11107960), (4, 5553980), (5, 4443184), (8, 2776990), (10, 2221592), (16, 1388495), (20, 1110796), (40, 555398), (80, 277699), (137, 162160), (274, 81080), (548, 40540), (685, 32432), (1096, 20270), (1370, 16216), (2027, 10960), (2192, 10135), (2740, 8108), (4054, 5480)]