2297020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 5388768

約数和(自身を除く): 3091748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 197, 212, 220, 265, 394, 530, 583, 788, 985, 1060, 1166, 1970, 2167, 2332, 2915, 3940, 4334, 5830, 8668, 10441, 10835, 11660, 20882, 21670, 41764, 43340, 52205, 104410, 114851, 208820, 229702, 459404, 574255, 1148510, 2297020]

約数ペア:

[(1, 2297020), (2, 1148510), (4, 574255), (5, 459404), (10, 229702), (11, 208820), (20, 114851), (22, 104410), (44, 52205), (53, 43340), (55, 41764), (106, 21670), (110, 20882), (197, 11660), (212, 10835), (220, 10441), (265, 8668), (394, 5830), (530, 4334), (583, 3940), (788, 2915), (985, 2332), (1060, 2167), (1166, 1970)]