11143402120

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{567383}}^1$

素因数の和:567885

約数の個数: 32

約数和(自身を含む): 25123763520

約数和(自身を除く): 13980361400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3928, 4910, 9820, 19640, 567383, 1134766, 2269532, 2836915, 4539064, 5673830, 11347660, 22695320, 278585053, 557170106, 1114340212, 1392925265, 2228680424, 2785850530, 5571701060, 11143402120]

約数ペア:

[(1, 11143402120), (2, 5571701060), (4, 2785850530), (5, 2228680424), (8, 1392925265), (10, 1114340212), (20, 557170106), (40, 278585053), (491, 22695320), (982, 11347660), (1964, 5673830), (2455, 4539064), (3928, 2836915), (4910, 2269532), (9820, 1134766), (19640, 567383)]