620020010

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{21521}}^1$

素因数の和:21638

約数の個数: 32

約数和(自身を含む): 1159088832

約数和(自身を除く): 539068822

約数列:

[1, 2, 5, 10, 43, 67, 86, 134, 215, 335, 430, 670, 2881, 5762, 14405, 21521, 28810, 43042, 107605, 215210, 925403, 1441907, 1850806, 2883814, 4627015, 7209535, 9254030, 14419070, 62002001, 124004002, 310010005, 620020010]

約数ペア:

[(1, 620020010), (2, 310010005), (5, 124004002), (10, 62002001), (43, 14419070), (67, 9254030), (86, 7209535), (134, 4627015), (215, 2883814), (335, 1850806), (430, 1441907), (670, 925403), (2881, 215210), (5762, 107605), (14405, 43042), (21521, 28810)]