201616180

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{44021}}^1$

素因数の和:44259

約数の個数: 24

約数和(自身を含む): 425252520

約数和(自身を除く): 223636340

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 44021, 88042, 176084, 220105, 440210, 880420, 10080809, 20161618, 40323236, 50404045, 100808090, 201616180]

約数ペア:

[(1, 201616180), (2, 100808090), (4, 50404045), (5, 40323236), (10, 20161618), (20, 10080809), (229, 880420), (458, 440210), (916, 220105), (1145, 176084), (2290, 88042), (4580, 44021)]