48866920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28411}}^1$

素因数の和:28465

約数の個数: 32

約数和(自身を含む): 112511520

約数和(自身を除く): 63644600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 28411, 56822, 113644, 142055, 227288, 284110, 568220, 1136440, 1221673, 2443346, 4886692, 6108365, 9773384, 12216730, 24433460, 48866920]

約数ペア:

[(1, 48866920), (2, 24433460), (4, 12216730), (5, 9773384), (8, 6108365), (10, 4886692), (20, 2443346), (40, 1221673), (43, 1136440), (86, 568220), (172, 284110), (215, 227288), (344, 142055), (430, 113644), (860, 56822), (1720, 28411)]