77959480

素因数分解:

$2^3\times 5^1\times {\mathrm{1948987}}^1$

素因数の和:1948998

約数の個数: 16

約数和(自身を含む): 175408920

約数和(自身を除く): 97449440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1948987, 3897974, 7795948, 9744935, 15591896, 19489870, 38979740, 77959480]

約数ペア:

[(1, 77959480), (2, 38979740), (4, 19489870), (5, 15591896), (8, 9744935), (10, 7795948), (20, 3897974), (40, 1948987)]