1569077420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1\times {\mathrm{3943}}^1$

素因数の和:4250

約数の個数: 48

約数和(自身を含む): 3345427008

約数和(自身を除く): 1776349588

約数列:

[1, 2, 4, 5, 10, 20, 101, 197, 202, 394, 404, 505, 788, 985, 1010, 1970, 2020, 3940, 3943, 7886, 15772, 19715, 19897, 39430, 39794, 78860, 79588, 99485, 198970, 397940, 398243, 776771, 796486, 1553542, 1592972, 1991215, 3107084, 3883855, 3982430, 7767710, 7964860, 15535420, 78453871, 156907742, 313815484, 392269355, 784538710, 1569077420]

約数ペア:

[(1, 1569077420), (2, 784538710), (4, 392269355), (5, 313815484), (10, 156907742), (20, 78453871), (101, 15535420), (197, 7964860), (202, 7767710), (394, 3982430), (404, 3883855), (505, 3107084), (788, 1991215), (985, 1592972), (1010, 1553542), (1970, 796486), (2020, 776771), (3940, 398243), (3943, 397940), (7886, 198970), (15772, 99485), (19715, 79588), (19897, 78860), (39430, 39794)]