2100020920

素因数分解:

$2^3\times 5^1\times {\mathrm{52500523}}^1$

素因数の和:52500534

約数の個数: 16

約数和(自身を含む): 4725047160

約数和(自身を除く): 2625026240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 52500523, 105001046, 210002092, 262502615, 420004184, 525005230, 1050010460, 2100020920]

約数ペア:

[(1, 2100020920), (2, 1050010460), (4, 525005230), (5, 420004184), (8, 262502615), (10, 210002092), (20, 105001046), (40, 52500523)]