1970920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7039}}^1$

素因数の和:7057

約数の個数: 32

約数和(自身を含む): 5068800

約数和(自身を除く): 3097880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7039, 14078, 28156, 35195, 49273, 56312, 70390, 98546, 140780, 197092, 246365, 281560, 394184, 492730, 985460, 1970920]

約数ペア:

[(1, 1970920), (2, 985460), (4, 492730), (5, 394184), (7, 281560), (8, 246365), (10, 197092), (14, 140780), (20, 98546), (28, 70390), (35, 56312), (40, 49273), (56, 35195), (70, 28156), (140, 14078), (280, 7039)]