1520802860

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{21187}}^1$

素因数の和:21330

約数の個数: 48

約数和(自身を含む): 3313972704

約数和(自身を除く): 1793169844

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 97, 148, 185, 194, 370, 388, 485, 740, 970, 1940, 3589, 7178, 14356, 17945, 21187, 35890, 42374, 71780, 84748, 105935, 211870, 423740, 783919, 1567838, 2055139, 3135676, 3919595, 4110278, 7839190, 8220556, 10275695, 15678380, 20551390, 41102780, 76040143, 152080286, 304160572, 380200715, 760401430, 1520802860]

約数ペア:

[(1, 1520802860), (2, 760401430), (4, 380200715), (5, 304160572), (10, 152080286), (20, 76040143), (37, 41102780), (74, 20551390), (97, 15678380), (148, 10275695), (185, 8220556), (194, 7839190), (370, 4110278), (388, 3919595), (485, 3135676), (740, 2055139), (970, 1567838), (1940, 783919), (3589, 423740), (7178, 211870), (14356, 105935), (17945, 84748), (21187, 71780), (35890, 42374)]