1897160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1103}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 4371840

約数和(自身を除く): 2474680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1103, 1720, 2206, 4412, 5515, 8824, 11030, 22060, 44120, 47429, 94858, 189716, 237145, 379432, 474290, 948580, 1897160]

約数ペア:

[(1, 1897160), (2, 948580), (4, 474290), (5, 379432), (8, 237145), (10, 189716), (20, 94858), (40, 47429), (43, 44120), (86, 22060), (172, 11030), (215, 8824), (344, 5515), (430, 4412), (860, 2206), (1103, 1720)]