2100028820

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{826783}}^1$

素因数の和:826919

約数の個数: 24

約数和(自身を含む): 4444790784

約数和(自身を除く): 2344761964

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 826783, 1653566, 3307132, 4133915, 8267830, 16535660, 105001441, 210002882, 420005764, 525007205, 1050014410, 2100028820]

約数ペア:

[(1, 2100028820), (2, 1050014410), (4, 525007205), (5, 420005764), (10, 210002882), (20, 105001441), (127, 16535660), (254, 8267830), (508, 4133915), (635, 3307132), (1270, 1653566), (2540, 826783)]