20933080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{74761}}^1$

素因数の和:74779

約数の個数: 32

約数和(自身を含む): 53828640

約数和(自身を除く): 32895560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 74761, 149522, 299044, 373805, 523327, 598088, 747610, 1046654, 1495220, 2093308, 2616635, 2990440, 4186616, 5233270, 10466540, 20933080]

約数ペア:

[(1, 20933080), (2, 10466540), (4, 5233270), (5, 4186616), (7, 2990440), (8, 2616635), (10, 2093308), (14, 1495220), (20, 1046654), (28, 747610), (35, 598088), (40, 523327), (56, 373805), (70, 299044), (140, 149522), (280, 74761)]