220180420

素因数分解:

$2^2\times 5^1\times {\mathrm{599}}^1\times {\mathrm{18379}}^1$

素因数の和:18987

約数の個数: 24

約数和(自身を含む): 463176000

約数和(自身を除く): 242995580

約数列:

[1, 2, 4, 5, 10, 20, 599, 1198, 2396, 2995, 5990, 11980, 18379, 36758, 73516, 91895, 183790, 367580, 11009021, 22018042, 44036084, 55045105, 110090210, 220180420]

約数ペア:

[(1, 220180420), (2, 110090210), (4, 55045105), (5, 44036084), (10, 22018042), (20, 11009021), (599, 367580), (1198, 183790), (2396, 91895), (2995, 73516), (5990, 36758), (11980, 18379)]