20472225

素因数分解:

$3^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{3067}}^1$

素因数の和:3169

約数の個数: 24

約数和(自身を含む): 34238880

約数和(自身を除く): 13766655

約数列:

[1, 3, 5, 15, 25, 75, 89, 267, 445, 1335, 2225, 3067, 6675, 9201, 15335, 46005, 76675, 230025, 272963, 818889, 1364815, 4094445, 6824075, 20472225]

約数ペア:

[(1, 20472225), (3, 6824075), (5, 4094445), (15, 1364815), (25, 818889), (75, 272963), (89, 230025), (267, 76675), (445, 46005), (1335, 15335), (2225, 9201), (3067, 6675)]