18470800

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{757}}^1$

素因数の和:836

約数の個数: 60

約数和(自身を含む): 45163156

約数和(自身を除く): 26692356

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 757, 976, 1220, 1514, 1525, 2440, 3028, 3050, 3785, 4880, 6056, 6100, 7570, 12112, 12200, 15140, 18925, 24400, 30280, 37850, 46177, 60560, 75700, 92354, 151400, 184708, 230885, 302800, 369416, 461770, 738832, 923540, 1154425, 1847080, 2308850, 3694160, 4617700, 9235400, 18470800]

約数ペア:

[(1, 18470800), (2, 9235400), (4, 4617700), (5, 3694160), (8, 2308850), (10, 1847080), (16, 1154425), (20, 923540), (25, 738832), (40, 461770), (50, 369416), (61, 302800), (80, 230885), (100, 184708), (122, 151400), (200, 92354), (244, 75700), (305, 60560), (400, 46177), (488, 37850), (610, 30280), (757, 24400), (976, 18925), (1220, 15140), (1514, 12200), (1525, 12112), (2440, 7570), (3028, 6100), (3050, 6056), (3785, 4880)]