202120300

素因数分解:

$2^2\times 5^2\times {\mathrm{2021203}}^1$

素因数の和:2021217

約数の個数: 18

約数和(自身を含む): 438601268

約数和(自身を除く): 236480968

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2021203, 4042406, 8084812, 10106015, 20212030, 40424060, 50530075, 101060150, 202120300]

約数ペア:

[(1, 202120300), (2, 101060150), (4, 50530075), (5, 40424060), (10, 20212030), (20, 10106015), (25, 8084812), (50, 4042406), (100, 2021203)]