2045672920

素因数分解:

$2^3\times 5^1\times {\mathrm{51141823}}^1$

素因数の和:51141834

約数の個数: 16

約数和(自身を含む): 4602764160

約数和(自身を除く): 2557091240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 51141823, 102283646, 204567292, 255709115, 409134584, 511418230, 1022836460, 2045672920]

約数ペア:

[(1, 2045672920), (2, 1022836460), (4, 511418230), (5, 409134584), (8, 255709115), (10, 204567292), (20, 102283646), (40, 51141823)]