20180032480

素因数分解:

$2^5\times 5^1\times {\mathrm{126125203}}^1$

素因数の和:126125218

約数の個数: 24

約数和(自身を含む): 47675327112

約数和(自身を除く): 27495294632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 126125203, 252250406, 504500812, 630626015, 1009001624, 1261252030, 2018003248, 2522504060, 4036006496, 5045008120, 10090016240, 20180032480]

約数ペア:

[(1, 20180032480), (2, 10090016240), (4, 5045008120), (5, 4036006496), (8, 2522504060), (10, 2018003248), (16, 1261252030), (20, 1009001624), (32, 630626015), (40, 504500812), (80, 252250406), (160, 126125203)]