2011192700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{9281}}^1$

素因数の和:9503

約数の個数: 72

約数和(自身を含む): 4785724944

約数和(自身を除く): 2774532244

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 197, 220, 275, 394, 550, 788, 985, 1100, 1970, 2167, 3940, 4334, 4925, 8668, 9281, 9850, 10835, 18562, 19700, 21670, 37124, 43340, 46405, 54175, 92810, 102091, 108350, 185620, 204182, 216700, 232025, 408364, 464050, 510455, 928100, 1020910, 1828357, 2041820, 2552275, 3656714, 5104550, 7313428, 9141785, 10209100, 18283570, 20111927, 36567140, 40223854, 45708925, 80447708, 91417850, 100559635, 182835700, 201119270, 402238540, 502798175, 1005596350, 2011192700]

約数ペア:

[(1, 2011192700), (2, 1005596350), (4, 502798175), (5, 402238540), (10, 201119270), (11, 182835700), (20, 100559635), (22, 91417850), (25, 80447708), (44, 45708925), (50, 40223854), (55, 36567140), (100, 20111927), (110, 18283570), (197, 10209100), (220, 9141785), (275, 7313428), (394, 5104550), (550, 3656714), (788, 2552275), (985, 2041820), (1100, 1828357), (1970, 1020910), (2167, 928100), (3940, 510455), (4334, 464050), (4925, 408364), (8668, 232025), (9281, 216700), (9850, 204182), (10835, 185620), (18562, 108350), (19700, 102091), (21670, 92810), (37124, 54175), (43340, 46405)]