3886230820

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1\times {\mathrm{4127}}^1$

素因数の和:4572

約数の個数: 48

約数和(自身を含む): 8238827520

約数和(自身を除く): 4352596700

約数列:

[1, 2, 4, 5, 10, 20, 197, 239, 394, 478, 788, 956, 985, 1195, 1970, 2390, 3940, 4127, 4780, 8254, 16508, 20635, 41270, 47083, 82540, 94166, 188332, 235415, 470830, 813019, 941660, 986353, 1626038, 1972706, 3252076, 3945412, 4065095, 4931765, 8130190, 9863530, 16260380, 19727060, 194311541, 388623082, 777246164, 971557705, 1943115410, 3886230820]

約数ペア:

[(1, 3886230820), (2, 1943115410), (4, 971557705), (5, 777246164), (10, 388623082), (20, 194311541), (197, 19727060), (239, 16260380), (394, 9863530), (478, 8130190), (788, 4931765), (956, 4065095), (985, 3945412), (1195, 3252076), (1970, 1972706), (2390, 1626038), (3940, 986353), (4127, 941660), (4780, 813019), (8254, 470830), (16508, 235415), (20635, 188332), (41270, 94166), (47083, 82540)]