187826420

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{63029}}^1$

素因数の和:63187

約数の個数: 24

約数和(自身を含む): 397089000

約数和(自身を除く): 209262580

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 63029, 126058, 252116, 315145, 630290, 1260580, 9391321, 18782642, 37565284, 46956605, 93913210, 187826420]

約数ペア:

[(1, 187826420), (2, 93913210), (4, 46956605), (5, 37565284), (10, 18782642), (20, 9391321), (149, 1260580), (298, 630290), (596, 315145), (745, 252116), (1490, 126058), (2980, 63029)]