972156920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3471989}}^1$

素因数の和:3472007

約数の個数: 32

約数和(自身を含む): 2499832800

約数和(自身を除く): 1527675880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3471989, 6943978, 13887956, 17359945, 24303923, 27775912, 34719890, 48607846, 69439780, 97215692, 121519615, 138879560, 194431384, 243039230, 486078460, 972156920]

約数ペア:

[(1, 972156920), (2, 486078460), (4, 243039230), (5, 194431384), (7, 138879560), (8, 121519615), (10, 97215692), (14, 69439780), (20, 48607846), (28, 34719890), (35, 27775912), (40, 24303923), (56, 17359945), (70, 13887956), (140, 6943978), (280, 3471989)]